{"id":3532,"date":"2021-01-12T22:55:07","date_gmt":"2021-01-12T14:55:07","guid":{"rendered":"http:\/\/www.salesforcecrm.cn\/?p=3224"},"modified":"2021-01-12T22:55:07","modified_gmt":"2021-01-12T14:55:07","slug":"%e9%97%aa%e7%94%b5web%e7%bb%84%e4%bb%b6%e5%9f%ba%e7%a1%80-%e5%a4%84%e7%90%86lightning-web-components%e4%b8%ad%e7%9a%84%e4%ba%8b%e4%bb%b6","status":"publish","type":"post","link":"http:\/\/www.ponybai.com\/?p=3532","title":{"rendered":"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6"},"content":{"rendered":"<h2 id=\"learning-objectives\"><span>\u5b66\u4e60\u76ee\u6807<\/span><\/h2>\n<p><span>\u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a<\/span><\/p>\n<ul>\n<li><span>\u521b\u5efa\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u7ec4\u4ef6\u7684\u5e94\u7528\u7a0b\u5e8f\u3002<\/span><\/li>\n<li><span>\u63cf\u8ff0\u590d\u6742\u7ec4\u4ef6\u7684\u6587\u4ef6\u7ed3\u6784\u3002<\/span><\/li>\n<li><span>\u5904\u7406\u4e8b\u4ef6\u3002<\/span><\/li>\n<\/ul>\n<h2 id=\"follow-an-events-journey\"><span>\u8ddf\u968f\u6d3b\u52a8\u7684\u65c5\u7a0b<\/span><\/h2>\n<p><span>\u60a8\u5df2\u7ecf\u6784\u5efa\u4e86\u4e00\u4e2a\u7ec4\u4ef6\u5e76\u5c06\u5176\u63a8\u9001\u5230\u4e34\u65f6\u7ec4\u7ec7\u3002\u8ba9\u6211\u4eec\u5f00\u59cb\u6dfb\u52a0\u4e00\u4e9b\u4e0e\u4e8b\u4ef6\u5904\u7406\u7684\u4ea4\u4e92\u6027\u3002\u6211\u4eec\u901a\u8fc7\u51e0\u4e2a\u7ec4\u4ef6\u8ddf\u8e2a\u4e8b\u4ef6\u7684\u65c5\u7a0b\uff0c\u4ee5\u5728\u5e94\u7528\u7a0b\u5e8f\u4e2d\u8fdb\u884c\u590d\u6742\u7684\u4e8b\u4ef6\u5904\u7406\u3002\u6b64\u5e94\u7528\u7a0b\u5e8f\u662f\u81ea\u884c\u8f66\u5546\u5e97\u7684\u4ea7\u54c1\u9009\u62e9\u5668\u3002\u7528\u6237\u5355\u51fb\u81ea\u884c\u8f66\u540d\u79f0\u548c\u56fe\u50cf\u4ee5\u67e5\u770b\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\u3002<\/span><\/p>\n<p><span class=\"image image-block\"><img decoding=\"async\" class=\"image image-block\" src=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/f_auto,fl_lossy,q_70\/learn\/modules\/lightning-web-components-basics\/handle-events-in-lightning-web-components\/images\/0f167c2e4079a5fffee5c3064aaef203_bike-selector-parts.png\" alt=\"\u81ea\u884c\u8f66\u9009\u62e9\u5668\u7ec4\u4ef6\u3002\" \/><\/span><\/p>\n<p><span>\u8fd9\u4e2a\u7a0b\u5e8f\u6709\u56db\u4e2a\u7ec4\u4ef6\u4e00\u8d77\u5de5\u4f5c\u3002<\/span><\/p>\n<ol>\n<li><strong><span>tile<\/span><\/strong><span>\uff1a\u663e\u793a\u5355\u4e2a\u9879\u76ee\u3002<\/span><\/li>\n<li><strong><span>list<\/span><\/strong><span>\uff1a\u6392\u5217\u74f7\u7816\u3002<\/span><\/li>\n<li><strong><span>detail<\/span><\/strong><span>\uff1a\u5355\u51fb\u78c1\u8d34\u65f6\u663e\u793a\u9879\u76ee\u8be6\u7ec6\u4fe1\u606f\uff08\u7c7b\u4f3c\u4e8e\u60a8\u521a\u521b\u5efa\u7684bikeCard\uff09\u3002<\/span><\/li>\n<li><strong><span>\u9009\u62e9\u5668<\/span><\/strong><span>\uff1a\u5305\u542b\u6574\u4e2a\u7ec4\u4ef6\u96c6\u3002\u5bb9\u5668\u7ec4\u4ef6\u4e0d\u662f\u5fc5\u9700\u7684\uff0c\u4f46\u662f\u6211\u4eec\u5728\u8fd9\u91cc\u4f7f\u7528\u4e00\u4e2a\u5bb9\u5668\u7ec4\u4ef6\u6765\u5e2e\u52a9\u5904\u7406\u4e8b\u4ef6\u3002<\/span><\/li>\n<\/ol>\n<p><span>\u76ee\u524d\uff0c\u8be5\u5e94\u7528\u7a0b\u5e8f\u4f7f\u7528\u6570\u636e\u6587\u4ef6\u6765\u52a0\u8f7d\u9759\u6001\u6570\u636e\u4ee5\u8fdb\u884c\u6d4b\u8bd5\u3002\u5728\u4e0b\u4e00\u5355\u5143\u4e2d\uff0c\u60a8\u5c06\u5b66\u4e60\u5982\u4f55\u4ece\u7ec4\u7ec7\u4e2d\u63d0\u53d6\u52a8\u6001\u6570\u636e\u3002<\/span><\/p>\n<h2 id=\"component-composition\"><span>\u6210\u5206\u7ec4\u6210<\/span><\/h2>\n<p><span>\u8ba9\u6211\u4eec\u5c06\u4e00\u4e9b\u6587\u4ef6\u6dfb\u52a0\u5230\u6211\u4eec\u7684\u9879\u76ee\u4e2d\uff0c\u7136\u540e\u5c06\u5176\u90e8\u7f72\u5230\u7ec4\u7ec7\u4e2d\u3002<\/span><\/p>\n<ol>\n<li><span>\u5728\u6b64\u5904\u4e0b\u8f7d\u6b64\u5e94\u7528\u7a0b\u5e8f\u7684\u6587\u4ef6\uff1a\u00a0<\/span><span>Trailhead\u7684Bike Selector\u5e94\u7528\u7a0b\u5e8f<\/span><span>\u3002<\/span><\/li>\n<li><span>\u5c06\u6587\u4ef6\u89e3\u538b\u7f29\u5230bikeCard\u9879\u76ee\u7684<\/span><strong><span>lwc<\/span><\/strong><span>\u6587\u4ef6\u5939\u4e2d\u3002<\/span><img decoding=\"async\" class=\"image image-block\" src=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/f_auto,fl_lossy,q_70\/learn\/modules\/lightning-web-components-basics\/handle-events-in-lightning-web-components\/images\/2183bd9120d41b056e23852c6fc646d9_selector-files.png\" alt=\"\u81ea\u884c\u8f66\u9009\u62e9\u5668\u5e94\u7528\u7a0b\u5e8f\u6587\u4ef6\u7ed3\u6784\u3002\" \/><\/li>\n<\/ol>\n<h2 id=\"component-relationships\"><span>\u7ec4\u4ef6\u5173\u7cfb<\/span><\/h2>\n<p><span>\u5728\u6b64\u5e94\u7528\u4e2d\uff0c\u591a\u4e2a\u7ec4\u4ef6\u53ef\u4ee5\u534f\u540c\u5de5\u4f5c\uff1b\u4e00\u4e9b\u7ec4\u4ef6\u5d4c\u5957\u5728\u5176\u4ed6\u7ec4\u4ef6\u5185\u90e8\u3002\u6b63\u5982\u60a8\u5c06HTML\u5143\u7d20\u5f7c\u6b64\u5d4c\u5957\u4e00\u6837\uff0c\u4f5c\u4e3a\u81ea\u5b9a\u4e49HTML\u5143\u7d20\u7684Lightning Web\u7ec4\u4ef6\u4e5f\u53ef\u4ee5\u5d4c\u5957\u5728\u5176\u4ed6Lightning Web\u7ec4\u4ef6\u5185\u3002<\/span><\/p>\n<p><span>\u5728\u6211\u4eec\u7684\u6587\u4ef6\u7cfb\u7edf\u4e2d\uff0c\u7ec4\u4ef6\u7684\u6587\u4ef6\u5939\u5b9e\u9645\u4e0a\u5e76\u4e0d\u80fd\u6df1\u5165\u4e86\u89e3\u5b83\u4eec\u4e4b\u95f4\u7684\u5173\u7cfb\u3002<\/span><\/p>\n<p><span>\u8ba9\u6211\u4eec\u770b\u770b\u56fe\u4e2d\u7684\u7ec4\u4ef6\u5982\u4f55\u5d4c\u5957\u5728UI\u7ea7\u522b\u4e0a\u3002<\/span><\/p>\n<p><span class=\"image image-block\"><img decoding=\"async\" class=\"image image-block\" src=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/f_auto,fl_lossy,q_70\/learn\/modules\/lightning-web-components-basics\/handle-events-in-lightning-web-components\/images\/784b53f0ad7aced0d4853847414e927e_selector-component-relationships.png\" alt=\"\u81ea\u884c\u8f66\u9009\u62e9\u5668\u5e94\u7528\u7a0b\u5e8f\u7ec4\u4ef6\u7684\u7236\/\u5b50\u5173\u7cfb\u3002\" \/><\/span><\/p>\n<p><span>\u9009\u62e9\u5668\u7ec4\u4ef6\u5bf9\u9875\u9762\u8fdb\u884c\u5e03\u5c40\uff0c\u5e76\u5448\u73b0\u5217\u8868\u548c\u8be6\u7ec6\u4fe1\u606f\u7ec4\u4ef6\u3002list\u7ec4\u4ef6\u5448\u73b0\u4e86\u591a\u4e2atile\u7ec4\u4ef6\uff0c\u6570\u636e\u4e2d\u7684\u6bcf\u8f86\u81ea\u884c\u8f66\u4e00\u4e2a\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>template<span class=\"token punctuation\">&gt;<\/span><\/span>\n    <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"wrapper\"<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>header <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"header\"<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token class-name\">Available<\/span> <span class=\"token class-name\">Bikes<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>header<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>section <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"content\"<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"columns\"<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>main <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"main\"<\/span> <span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>c<span class=\"token operator\">-<\/span>list onproductselected<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>handleProductSelected<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>c<span class=\"token operator\">-<\/span>list<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>main<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>aside <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"sidebar-second\"<\/span><span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>c<span class=\"token operator\">-<\/span>detail product<span class=\"token operator\">-<\/span>id<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>selectedProductId<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>c<span class=\"token operator\">-<\/span>detail<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>aside<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>section<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u5982\u679c\u60a8\u67e5\u770bdetail.html\uff0c\u5219\u4f1a\u770b\u5230\u6761\u4ef6\u6e32\u67d3\u3002\u5982\u679c\u672a\u4ece\u5217\u8868\u4e2d\u9009\u62e9\u4efb\u4f55\u5185\u5bb9\uff0c\u90a3\u4e48\u5c06\u663e\u793a\u4e00\u6761\u6d88\u606f\uff0c\u8981\u6c42\u7528\u6237\u9009\u62e9\u67d0\u4e9b\u5185\u5bb9\u3002\u5982\u679c\u9009\u62e9\u4e86\u67d0\u4e9b\u5185\u5bb9\uff0c\u5b83\u5c06\u663e\u793a\u81ea\u884c\u8f66\u4fe1\u606f\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>template<span class=\"token punctuation\">&gt;<\/span><\/span>\n    <span class=\"token operator\">&lt;<\/span>template <span class=\"token keyword\">if<\/span><span class=\"token operator\">:<\/span><span class=\"token boolean\">true<\/span><span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"container\"<\/span><span class=\"token operator\">&gt;<\/span>\n            <span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>div<span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Name<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"price\"<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">MSRP__c<\/span><span class=\"token punctuation\">.<\/span>displayValue<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"description\"<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Description__c<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>img <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"product-img\"<\/span> src<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Picture_URL__c<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>img<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>p<span class=\"token punctuation\">&gt;<\/span><\/span>\n                <span class=\"token operator\">&lt;<\/span>lightning<span class=\"token operator\">-<\/span>badge label<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Material__c<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>lightning<span class=\"token operator\">-<\/span>badge<span class=\"token operator\">&gt;<\/span>\n                <span class=\"token operator\">&lt;<\/span>lightning<span class=\"token operator\">-<\/span>badge label<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Level__c<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>lightning<span class=\"token operator\">-<\/span>badge<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>p<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>p<span class=\"token punctuation\">&gt;<\/span><\/span>\n                <span class=\"token operator\">&lt;<\/span>lightning<span class=\"token operator\">-<\/span>badge label<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Category__c<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>lightning<span class=\"token operator\">-<\/span>badge<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>p<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>template <span class=\"token keyword\">if<\/span><span class=\"token operator\">:<\/span><span class=\"token boolean\">false<\/span><span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>div<span class=\"token punctuation\">&gt;<\/span><\/span><span class=\"token class-name\">Select<\/span> a bike<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u5d4c\u5957\u662f\u5728HTML\u4e2d\u4e3a\u6bcf\u4e2a\u7236\u7ec4\u4ef6\u5b9e\u73b0\u7684\u3002\u4f8b\u5982\uff0clist\u7ec4\u4ef6\u5177\u6709\u4ee5\u4e0bHTML\uff0c\u5176\u4e2d\u5305\u62ectile\u7ec4\u4ef6\u4e3a<\/span><code>c-tile<\/code><span>\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>template<span class=\"token punctuation\">&gt;<\/span><\/span>\n    <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"container\"<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>template <span class=\"token keyword\">for<\/span><span class=\"token operator\">:<\/span>each<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>bikes<span class=\"token punctuation\">}<\/span> <span class=\"token keyword\">for<\/span><span class=\"token operator\">:<\/span>item<span class=\"token operator\">=<\/span><span class=\"token string\">\"bike\"<\/span><span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>c<span class=\"token operator\">-<\/span>tile\n                key<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>bike<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Id<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span>\n                product<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>bike<span class=\"token punctuation\">}<\/span>\n                ontileclick<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>handleTileClick<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>c<span class=\"token operator\">-<\/span>tile<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u8bf7\u6ce8\u610f\uff0c\u81ea\u884c\u8f66\u9879\u76ee\u7684\u6bcf\u6b21\u8fed\u4ee3\u5982\u4f55\u751f\u6210\u65b0\u7684\u56fe\u5757\u7ec4\u4ef6\u3002\u7b80\u5355\u5730\u5305\u62ec<\/span><code>c-tile<\/code><span>component\u6807\u8bb0\u5373\u53ef\u4f7f\u6bcf\u4e2atile\u7ec4\u4ef6\u6210\u4e3a\u5176\u5b50\u7ea7\u3002div\u7c7b\u5b9a\u4e49\u201c\u5bb9\u5668\u201d\u7528\u4e8e\u6837\u5f0f\u8bbe\u7f6e\uff0c\u56e0\u6b64\u60a8\u53ef\u4ee5\u63a7\u5236\u56fe\u5757\u7684\u6392\u5217\u3002\u5982\u679c\u67e5\u770blist.css\uff0c\u5219\u4f1a\u770b\u5230\u5b83\u5305\u88c5\u4e86\u5185\u5bb9\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token punctuation\">.<\/span>container <span class=\"token punctuation\">{<\/span>\n   display<span class=\"token operator\">:<\/span> flex<span class=\"token punctuation\">;<\/span>\n   flex<span class=\"token operator\">-<\/span>direction<span class=\"token operator\">:<\/span> row<span class=\"token punctuation\">;<\/span>\n   flex<span class=\"token operator\">-<\/span>wrap<span class=\"token operator\">:<\/span> wrap<span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u7236\u5b50\u5173\u7cfb\u4e0d\u4ec5\u5bf9\u4e8e\u5e94\u7528\u7a0b\u5e8f\u7684\u8bbe\u8ba1\u5f88\u91cd\u8981\uff0c\u800c\u4e14\u5bf9\u4e8e\u4e8b\u4ef6\u5904\u7406\u4e5f\u5f88\u91cd\u8981\u3002<\/span><\/p>\n<p><span>\u8ba9\u6211\u4eec\u66f4\u6df1\u5165\u5730\u4e86\u89e3\u4e8b\u4ef6\u5904\u7406\u3002<\/span><\/p>\n<h2 id=\"events-up-properties-down\"><span>\u4e8b\u4ef6\u589e\u52a0\uff0c\u5c5e\u6027\u51cf\u5c11<\/span><\/h2>\n<p><span>\u5728\u4e00\u4e2a\u590d\u6742\u7684\u7ec4\u4ef6\uff08\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u7236\u7ec4\u4ef6\u548c\u5b50\u7ec4\u4ef6\uff09\u4e2d\uff0c\u8fd9\u4e9b\u7ec4\u4ef6\u53ef\u4ee5\u4e0a\u4e0b\u901a\u4fe1\u3002<\/span><\/p>\n<p><span class=\"image image-block\"><img decoding=\"async\" class=\"image image-block\" src=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/f_auto,fl_lossy,q_70\/learn\/modules\/lightning-web-components-basics\/handle-events-in-lightning-web-components\/images\/ed2376a4b9f04a0b9be4b39843c8cd91_eventsupdown.png\" alt=\"\u7236\u5b50\u7ec4\u4ef6\u4e0a\u4e0b\u4f20\u9012\u4fe1\u606f\u3002\" \/><\/span><\/p>\n<ol>\n<li><span>c-todo-item\u5b50\u7ec4\u4ef6\u5c06\u4e8b\u4ef6\u8c03\u5ea6\u5230\u7236c-todo-app\u7ec4\u4ef6\u3002\u4f8b\u5982\uff0c\u5f53\u7528\u6237\u5355\u51fb\u6309\u94ae\u65f6\uff0c\u5b50\u7ea7\u53ef\u4ee5\u5c06\u4e8b\u4ef6\u5bf9\u8c61\u4f20\u9012\u7ed9\u7236\u7ea7\uff0c\u4ee5\u4fbf\u7236\u7ea7\u53ef\u4ee5\u5904\u7406\u4e8b\u4ef6\u5e76\u66f4\u6539\u5f53\u524d\u9875\u9762\u3002<\/span><\/li>\n<li><span>c-todo-app\u7236\u7ec4\u4ef6\u5728\u5b50\u7ec4\u4ef6\u4e2d\u4f20\u9012\u5c5e\u6027\u6216\u8c03\u7528\u65b9\u6cd5\u3002\u4f8b\u5982\uff0c\u7236\u7ea7\u53ef\u4ee5\u5728\u5b50\u7ea7\u7ec4\u4ef6\u4e2d\u8bbe\u7f6e\u6587\u672c\u503c\uff0c\u6216\u5728\u5b50\u7ea7\u7ec4\u4ef6\u4e2d\u8c03\u7528\u65b9\u6cd5\u3002<\/span><\/li>\n<\/ol>\n<p><span>\u8ba9\u6211\u4eec\u770b\u770b\u8fd9\u79cd\u4ea4\u6d41\u662f\u5982\u4f55\u5de5\u4f5c\u7684\u3002<\/span><\/p>\n<h2 id=\"passing-information-up\"><span>\u4f20\u9012\u4fe1\u606f<\/span><\/h2>\n<p><span>\u53ef\u4ee5\u4f7f\u7528<\/span><span>\u4e8b\u4ef6<\/span><span>\u548c\u00a0<\/span><span>\u4e8b\u4ef6\u4fa6\u542c\u5668<\/span><span>\u4f20\u9012\u4fe1\u606f\u00a0\u3002<\/span><\/p>\n<p><span>\u5b50\u7ec4\u4ef6\u8c03\u5ea6\u4e8b\u4ef6\uff0c\u7236\u7ec4\u4ef6\u76d1\u542c\u4e8b\u4ef6\u3002\u8c03\u5ea6\u4e8b\u4ef6\u5305\u62ec\u521b\u5efa\u4e00\u4e2a\u4e8b\u4ef6\u5bf9\u8c61\uff0c\u5b69\u5b50\u53ef\u4ee5\u5c06\u8be5\u4e8b\u4ef6\u5bf9\u8c61\u4f20\u9012\u7ed9\u7236\u7ec4\u4ef6\u3002\u7236\u7ea7\u5177\u6709\u5904\u7406\u7a0b\u5e8f\u4ee5\u54cd\u5e94\u4e8b\u4ef6\u3002<\/span><\/p>\n<p><span>\u4f8b\u5982\uff0c\u50cf\u8fd9\u6837\u7684\u5b50\u7ec4\u4ef6\u5305\u542b\u4e00\u4e2a<\/span><code>nextHandler()<\/code><span>\u65b9\u6cd5\uff0c\u8be5\u65b9\u6cd5\u4f7f\u7528\u521b\u5efa\u4e00\u4e2a\u7b80\u5355\u7684\u4e8b\u4ef6\u5bf9\u8c61\uff0c<\/span><code>CustomEvent()<\/code><span>\u5e76\u5728\u7528\u6237\u5355\u51fb\u201c<\/span><strong class=\"ph\"><span>\u4e0b\u4e00\u6b65\u201d<\/span><\/strong><span>\u6309\u94ae\u65f6\u5206\u6d3enext\u503c\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token comment\">\/\/ todoItem.js<\/span>\n<span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span>\n    <span class=\"token function\">nextHandler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">dispatchEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token keyword\">new<\/span> <span class=\"token class-name\">CustomEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'next'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u7236\u7ec4\u4ef6\u4fa6\u542c\u8be5\u4e8b\u4ef6\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span>\u2013 todoApp<span class=\"token punctuation\">.<\/span>html <span class=\"token operator\">--<\/span><span class=\"token operator\">&gt;<\/span>\n<span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>template<span class=\"token punctuation\">&gt;<\/span><\/span>\n    <span class=\"token operator\">&lt;<\/span>c<span class=\"token operator\">-<\/span>todo<span class=\"token operator\">-<\/span>item onnext<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>nextHandler<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>c<span class=\"token operator\">-<\/span>child<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u5e76\u5c06\u4e8b\u4ef6\u5bf9\u8c61\u4f20\u9012\u7ed9\u4e8b\u4ef6\u5904\u7406\u7a0b\u5e8f\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token comment\">\/\/ todoApp.js<\/span>\n<span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\nexport <span class=\"token keyword\">default<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">TodoApp<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">{<\/span>\n<span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span><span class=\"token punctuation\">.<\/span>\n<span class=\"token function\">nextHandler<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>page <span class=\"token operator\">=<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>page <span class=\"token operator\">+<\/span> <span class=\"token number\">1<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<h2 id=\"passing-information-down\"><span>\u4f20\u9012\u4fe1\u606f<\/span><\/h2>\n<p><span>\u53ef\u4ee5\u4f7f\u7528<\/span><span>\u516c\u5171\u5c5e\u6027<\/span><span>\u548c\u00a0<\/span><span>\u516c\u5171\u65b9\u6cd5<\/span><span>\u6765\u4f20\u9012\u4fe1\u606f\u00a0\u3002<\/span><\/p>\n<p><span>\u60a8\u53ef\u4ee5\u901a\u8fc7\u5728<\/span><code>@api<\/code><span>\u88c5\u9970\u5668\u524d\u9762\u6dfb\u52a0\u7ec4\u4ef6\u5c5e\u6027\u6765\u4f7f\u5176\u516c\u5f00\u3002\u7136\u540e\uff0c\u901a\u8fc7\u5916\u90e8\u7ec4\u4ef6\u8bbe\u7f6e\u516c\u5171\u5c5e\u6027\u3002<\/span><\/p>\n<p><span>\u4f8b\u5982\uff0c\u5982\u679cc-todo-item\u5b50\u7ec4\u4ef6\u5177\u6709\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token comment\">\/\/ todoItem.js<\/span>\n<span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span><span class=\"token punctuation\">,<\/span> api <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\nexport <span class=\"token keyword\">default<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">TodoItem<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">{<\/span>\n   <span class=\"token annotation punctuation\">@api<\/span> itemName<span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u8bbe\u7f6e\u7236\u9879\u7684\u503c\uff1a<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span>\u2013 todoApp<span class=\"token punctuation\">.<\/span>html <span class=\"token operator\">--<\/span><span class=\"token operator\">&gt;<\/span>\n<span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>template<span class=\"token punctuation\">&gt;<\/span><\/span>\n    <span class=\"token operator\">&lt;<\/span>c<span class=\"token operator\">-<\/span>todo<span class=\"token operator\">-<\/span>item item<span class=\"token operator\">-<\/span>name<span class=\"token operator\">=<\/span><span class=\"token string\">\"Milk\"<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>c<span class=\"token operator\">-<\/span>todo<span class=\"token operator\">-<\/span>item<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u516c\u5171\u5c5e\u6027\u662f\u4f20\u9012\u539f\u59cb\u503c\uff0c\u7b80\u5355\u5bf9\u8c61\u548c\u6570\u7ec4\u7684\u7edd\u4f73\u89e3\u51b3\u65b9\u6848\u3002<\/span><\/p>\n<p><span>\u53e6\u5916\uff0c\u53ef\u4ee5\u00a0\u5728\u83b7\u53d6\u6216\u8bbe\u7f6e\u5c5e\u6027\u65f6<\/span><span>\u4f7f\u7528getter\u548csetter<\/span><span>\u6765\u6267\u884c\u4e00\u4e9b\u903b\u8f91\u3002\u5e76\u8bb0\u4f4f\uff0c\u7528<\/span><code>@api<\/code><span>\u88c5\u9970\u5668\u6ce8\u91ca\u5b83\u4eec\uff0c\u4ee5\u4f7f\u5176\u5bf9\u5176\u4ed6\u7ec4\u4ef6\u516c\u5f00\u3002<\/span><\/p>\n<p><span>\u540c\u6837\uff0c\u60a8\u53ef\u4ee5\u521b\u5efa\u53ef\u4ece\u7236\u7ec4\u4ef6\u8c03\u7528\u7684\u516c\u5171\u65b9\u6cd5\u3002\u901a\u8fc7\u4f7f\u7528<\/span><code>@api<\/code><span>\u88c5\u9970\u5668\u5b9a\u4e49\u5b50\u7ec4\u4ef6\uff0c\u5728\u5b50\u7ec4\u4ef6\u4e2d\u521b\u5efa\u4e00\u4e2a\u516c\u5171\u65b9\u6cd5\uff0c\u7136\u540e\u4ece\u7236\u7ec4\u4ef6\u4e2d\u8c03\u7528\u5b83\u3002<\/span><\/p>\n<p><span>\u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a\u50cf\u8fd9\u6837\u7684\u5b50\u7ec4\u4ef6\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token comment\">\/\/ videoPlayer.js<\/span>\n<span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span><span class=\"token punctuation\">,<\/span> api <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\nexport <span class=\"token keyword\">default<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">VideoPlayer<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">{<\/span>\n   <span class=\"token annotation punctuation\">@api<\/span>\n   <span class=\"token function\">play<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n       <span class=\"token comment\">\/\/ Play music!<\/span>\n   <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u5f53c-video-player\u7ec4\u4ef6\u5305\u542b\u5728\u7236\u7ec4\u4ef6\u4e2d\u65f6\uff0c\u6211\u4eec\u53ef\u4ee5\u50cf\u8fd9\u6837\u4ece\u7236\u7ec4\u4ef6\u8c03\u7528\u65b9\u6cd5\uff1a<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token comment\">\/\/ methodCaller.js<\/span>\n<span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\nexport <span class=\"token keyword\">default<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">MethodCaller<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">{<\/span>\n   <span class=\"token function\">handlePlay<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n      <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>template<span class=\"token punctuation\">.<\/span><span class=\"token function\">querySelector<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'c-video-player'<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">play<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n   <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u6211\u4eec\u5b9a\u4e49\u4e86\u4e00\u79cd<\/span><code>handlePlay()<\/code><span>\u89e6\u53d1\u4e8b\u4ef6\u7684\u65b9\u6cd5\u3002\u7136\u540e\uff0c\u6211\u4eec\u4f7f\u7528<\/span><code>querySelector()<\/code><span>DOM\u65b9\u6cd5\u641c\u7d22\u540d\u4e3ac-video-player\u7684DOM\u5143\u7d20\u5e76\u8c03\u7528\u5176\u516c\u5171\u65b9\u6cd5\u3002<\/span><\/p>\n<h2 id=\"handling-events-in-html\"><span>\u7528HTML\u5904\u7406\u4e8b\u4ef6<\/span><\/h2>\n<p><span>\u56e0\u6b64\uff0c\u6211\u4eec\u7684\u9009\u62e9\u5668\u5e94\u7528\u7a0b\u5e8f\u9700\u8981\u5904\u7406\u4e00\u79cd\u7c7b\u578b\u7684\u4e8b\u4ef6-\u7528\u6237\u5355\u51fb\u78c1\u8d34\u3002\u53d1\u751f\u8fd9\u79cd\u60c5\u51b5\u65f6\uff0c\u8be6\u7ec6\u4fe1\u606f\u7ec4\u4ef6\u5e94\u4f7f\u7528\u76f8\u5173\u56fe\u5757\u4e2d\u7684\u4fe1\u606f\u91cd\u65b0\u5448\u73b0\u3002\u60a8\u53ef\u4ee5\u5904\u7406HTML\u4e2d\u7684\u4e8b\u4ef6\uff08\u5728\u6a21\u677f\u4e2d\u6dfb\u52a0\u4e8b\u4ef6\u4fa6\u542c\u5668\uff09\u6216JavaScript\uff08\u7f16\u5199\u4e8b\u4ef6\u4fa6\u542c\u5668\u51fd\u6570\uff09\u3002\u6211\u4eec\u5efa\u8bae\u4f7f\u7528HTML\u65b9\u6cd5\uff0c\u5982\u4e0b\u6240\u793a\u3002<\/span><\/p>\n<p><span>\u6bcf\u4e2a\u56fe\u5757\u7ec4\u4ef6\u90fd\u4fa6\u542c\u7528\u6237\u5355\u51fb\uff0c\u56e0\u4e3a\u56fe\u5757\u7ec4\u4ef6\u7684HTML\uff08tile.html\uff09\u5305\u542b<\/span><code>onclick<\/code><span>\u4e8b\u4ef6\u4fa6\u542c\u5668\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token generics\"><span class=\"token punctuation\">&lt;<\/span>template<span class=\"token punctuation\">&gt;<\/span><\/span>\n    <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"container\"<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>a onclick<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>tileClick<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>div <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"title\"<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Name<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n            <span class=\"token operator\">&lt;<\/span>img <span class=\"token keyword\">class<\/span><span class=\"token operator\">=<\/span><span class=\"token string\">\"product-img\"<\/span> src<span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Picture_URL__c<\/span><span class=\"token punctuation\">.<\/span>value<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>img<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>a<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>div<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>template<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u5f53\u7528\u6237\u5355\u51fbUI\u4e2d\u7684\u4e00\u4e2atile\u5b9e\u4f8b\u65f6\uff0c<\/span><code>onclick<\/code><span>\u4fa6\u542c\u5668\u5c06\u8c03\u7528<\/span><code>tileClick<\/code><span>tile.js JavaScript\u6587\u4ef6\u4e2d\u7684\u5904\u7406\u7a0b\u5e8f\u51fd\u6570\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span><span class=\"token punctuation\">,<\/span> api <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\nexport <span class=\"token keyword\">default<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Tile<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">{<\/span>\n    <span class=\"token annotation punctuation\">@api<\/span> product<span class=\"token punctuation\">;<\/span>\n    <span class=\"token function\">tileClick<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        <span class=\"token keyword\">const<\/span> event <span class=\"token operator\">=<\/span> <span class=\"token keyword\">new<\/span> <span class=\"token class-name\">CustomEvent<\/span><span class=\"token punctuation\">(<\/span><span class=\"token string\">'tileclick'<\/span><span class=\"token punctuation\">,<\/span> <span class=\"token punctuation\">{<\/span>\n            <span class=\"token comment\">\/\/ detail contains only primitives<\/span>\n            detail<span class=\"token operator\">:<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>product<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Id<\/span><span class=\"token punctuation\">.<\/span>value\n        <span class=\"token punctuation\">}<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n        <span class=\"token comment\">\/\/ Fire the event from c-tile<\/span>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">dispatchEvent<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<h2 id=\"selector-app-event-pattern\"><span>\u9009\u62e9\u5668\u5e94\u7528\u7a0b\u5e8f\u4e8b\u4ef6\u6a21\u5f0f<\/span><\/h2>\n<p><span>\u5728\u4ea7\u54c1\u9009\u62e9\u5668\u5e94\u7528\u7a0b\u5e8f\u4e2d\uff0c\u6211\u4eec\u4f7f\u7528\u4e00\u4e2a\u590d\u6742\u7684\u7ec4\u4ef6\uff08\u4e00\u4e2a\u7ec4\u4ef6\u5305\u542b\u591a\u4e2a\u7236\u7ec4\u4ef6\u548c\u5b50\u7ec4\u4ef6\uff09\uff0c\u5efa\u8bae\u60a8\u901a\u8fc7\u7ec4\u4ef6\u5c42\u6b21\u7ed3\u6784\u5411\u4e0a\u4f20\u64ad\u4e8b\u4ef6\uff0c\u4ee5\u4fbf\u7236\u7ec4\u4ef6\u53ef\u4ee5\u54cd\u5e94\u5b50\u4e8b\u4ef6\u3002\u5982\u679c\u60a8\u8fd8\u6709\u5176\u4ed6\u5b50\u7ec4\u4ef6\uff08\u800c\u4e0d\u662f\u5f15\u53d1\u4e8b\u4ef6\u7684\u5b50\u7ec4\u4ef6\uff09\uff0c\u5219\u53ef\u4ee5\u5c06\u5c5e\u6027\u4f20\u9012\u7ed9\u8fd9\u4e9b\u5b50\u7ec4\u4ef6\u4ee5\u54cd\u5e94\u4e8b\u4ef6\u3002<\/span><\/p>\n<p><span>\u8be5\u6a21\u5f0f\u5982\u4e0b\u6240\u793a\uff1a<\/span><\/p>\n<p><span class=\"image image-block\"><img decoding=\"async\" class=\"image image-block\" src=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/f_auto,fl_lossy,q_70\/learn\/modules\/lightning-web-components-basics\/handle-events-in-lightning-web-components\/images\/9ed580ed359ce5abe73ef2192b78effa_selector-event-flow.png\" alt=\"\u4e8b\u4ef6\u6d41\u901a\u8fc7\u7ec4\u4ef6\u5c42\u6b21\u7ed3\u6784\u3002\" \/><\/span><\/p>\n<p><span>\u4e3a\u6b64\uff0c\u6211\u4eec\u9700\u8981\u5c06\u4e8b\u4ef6\u4fa6\u542c\u5668\u548c\u5904\u7406\u7a0b\u5e8f\u6309\u5c42\u6b21\u7ed3\u6784\u94fe\u63a5\u5230ebikes\u7ec4\u4ef6\u3002\u7136\u540e\u5c06\u4e00\u4e2a\u5c5e\u6027\u4f20\u9012\u5230\u8be6\u7ec6\u4fe1\u606f\u7ec4\u4ef6\u3002<\/span><\/p>\n<p><span>\u5728\u6211\u4eec\u7684\u793a\u4f8b\u6587\u4ef6\u4e2d\uff0c\u60a8\u5c06\u770b\u5230\u4ee5\u4e0b\u5185\u5bb9\u3002<\/span><\/p>\n<ol>\n<li><span>tile.html\u5177\u6709<\/span><code>onclick<\/code><span>\u4e8b\u4ef6\u4fa6\u542c\u5668\uff0c\u8be5\u4e8b\u4ef6\u4fa6\u542c\u5668\u8c03\u7528<\/span><code>tileClick<\/code><span>\u5904\u7406\u7a0b\u5e8f\u3002<\/span><\/li>\n<li><span>tile.js\u5177\u6709<\/span><code>tileClick<\/code><span>\u521b\u5efa\u5305\u542b\u7ec6\u8282\u503c\uff08<\/span><code>this.product.fields.Id.value<\/code><span>\uff09\u7684\u65b0CustomEvent\u5bf9\u8c61\u7684\u65b9\u6cd5\u3002<\/span><\/li>\n<li><span>List.html\u5177\u6709<\/span><code>ontileClick<\/code><span>\u8c03\u7528<\/span><code>handleTileClick<\/code><span>\u5904\u7406\u7a0b\u5e8f\u7684\u4fa6\u542c\u5668\u3002<\/span><\/li>\n<li><span>List.js\u5177\u6709<\/span><code>handleTileClick<\/code><span>\u521b\u5efa\u53e6\u4e00\u4e2a<\/span><code>evt<\/code><span>\u4e5f\u5305\u542b\u8be6\u7ec6\u4fe1\u606f\u503c\u7684\u4e8b\u4ef6\u5bf9\u8c61\uff08\uff09\u7684\u65b9\u6cd5\u3002\u5e76\u4f7f\u7528JavaScript\u8c03\u5ea6\u4e8b\u4ef6\uff1a<\/span>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token comment\">\/\/ Fire the event from c-list<\/span>\n<span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span><span class=\"token function\">dispatchEvent<\/span><span class=\"token punctuation\">(<\/span>event<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<\/li>\n<li><span>\u9009\u62e9\u5668.html\u5177\u6709<\/span><code>onproductselected<\/code><span>\u8c03\u7528<\/span><code>handleProductSelected<\/code><span>\u5904\u7406\u7a0b\u5e8f\u7684\u4e8b\u4ef6\u4fa6\u542c\u5668\u3002<\/span><\/li>\n<li><span>selector.js\u5c06<\/span><code>handleProductSelected<\/code><span>\u65b9\u6cd5\u8bbe\u7f6e<\/span><code>selectedProductId<\/code><span>\u4e3a\u8be5<\/span><code>evt.detail<\/code><span>\u503c\u3002<\/span><\/li>\n<li><span>detail.html\u5177\u6709\u7b49\u5f85\u4ea7\u54c1\u503c\u7684\u6761\u4ef6\u6307\u4ee4\uff08\u8fd8\u8bb0\u5f97\u5355\u51432\u4e2d\u7684\u6307\u4ee4\uff09\u5417\uff1a<\/span>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token operator\">&lt;<\/span>template <span class=\"token keyword\">if<\/span><span class=\"token operator\">:<\/span><span class=\"token boolean\">true<\/span><span class=\"token operator\">=<\/span><span class=\"token punctuation\">{<\/span>product<span class=\"token punctuation\">}<\/span><span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<\/li>\n<li><span>detail.js\u5c06\u5404\u4e2a\u90e8\u5206\u7ec4\u5408\u5728\u4e00\u8d77\u3002\u5b83\u521b\u5efa\u4e00\u4e2a\u79c1\u6709<\/span><code>variable _productId<\/code><span>\u6765\u8ddf\u8e2a<\/span><code>productId<\/code><span>\u503c\u7684\u72b6\u6001\u3002\u7136\u540e\uff0c\u5b83\u4f7f\u7528\u83b7\u53d6\/\u8bbe\u7f6e\u6a21\u5f0f\u83b7\u53d6\u503c\u5e76\u5c06\u5176\u8bbe\u7f6e\u4e3a\u79c1\u6709\u53d8\u91cf\u4ea7\u54c1\uff0c\u8be5\u4ea7\u54c1\u53ef\u4ee5\u8ba9detail.html\u52a0\u8f7d\u6761\u4ef6\u5185\u5bb9\u3002<\/span><\/li>\n<\/ol>\n<p><span>Getter\u548cSetter\u662f\u5e38\u89c1\u7684JavaScript\u7ed3\u6784\u3002\u5b83\u4eec\u4f7f\u60a8\u53ef\u4ee5\u5411\u5c5e\u6027\u5206\u914d\u6dfb\u52a0\u903b\u8f91\u548c\u6761\u4ef6\u3002<\/span><\/p>\n<div class=\"code-toolbar\">\n<pre class=\"line-numbers language-java\"><code class=\"language-java\"><span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> <span class=\"token class-name\">LightningElement<\/span><span class=\"token punctuation\">,<\/span> api <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'lwc'<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token keyword\">import<\/span> <span class=\"token punctuation\">{<\/span> bikes <span class=\"token punctuation\">}<\/span> from <span class=\"token string\">'c\/data'<\/span><span class=\"token punctuation\">;<\/span>\nexport <span class=\"token keyword\">default<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">Detail<\/span> <span class=\"token keyword\">extends<\/span> <span class=\"token class-name\">LightningElement<\/span> <span class=\"token punctuation\">{<\/span>\n    product<span class=\"token punctuation\">;<\/span>\n    <span class=\"token comment\">\/\/ Private var to track @api productId<\/span>\n    _productId <span class=\"token operator\">=<\/span> undefined<span class=\"token punctuation\">;<\/span>\n    <span class=\"token comment\">\/\/ Use set and get to process the value every time it's<\/span>\n    <span class=\"token comment\">\/\/ requested while switching between products<\/span>\n    set <span class=\"token function\">productId<\/span><span class=\"token punctuation\">(<\/span>value<span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>_productId <span class=\"token operator\">=<\/span> value<span class=\"token punctuation\">;<\/span>\n        <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>product <span class=\"token operator\">=<\/span> bikes<span class=\"token punctuation\">.<\/span><span class=\"token function\">find<\/span><span class=\"token punctuation\">(<\/span>bike <span class=\"token operator\">=<\/span><span class=\"token operator\">&gt;<\/span> bike<span class=\"token punctuation\">.<\/span>fields<span class=\"token punctuation\">.<\/span><span class=\"token class-name\">Id<\/span><span class=\"token punctuation\">.<\/span>value <span class=\"token operator\">==<\/span><span class=\"token operator\">=<\/span> value<span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n    <span class=\"token comment\">\/\/ getter for productId<\/span>\n    <span class=\"token annotation punctuation\">@api<\/span> get <span class=\"token function\">productId<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">{<\/span>\n        <span class=\"token keyword\">return<\/span> <span class=\"token keyword\">this<\/span><span class=\"token punctuation\">.<\/span>_productId<span class=\"token punctuation\">;<\/span>\n    <span class=\"token punctuation\">}<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\"><\/div>\n<\/div>\n<\/div>\n<p><span>\u6bcf\u6b21\u5355\u51fb\u78c1\u8d34\u65f6\uff0c\u6b64\u8fc7\u7a0b\u90fd\u4f1a\u91cd\u590d\u8fdb\u884c\u3002<\/span><\/p>\n<div class=\"box message info\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<h4 class=\"mbs\"><span>\u6ce8\u610f<\/span><\/h4>\n<div class=\"message-media-content\">\n<p><span>\u4e8b\u4ef6\u5177\u6709\u7ba1\u7406\u4e8b\u4ef6\u5728DOM\u6811\u4e0a\u4f20\u64ad\u7684\u5c5e\u6027\u3002\u60a8\u53ef\u4ee5\u5728<\/span><span>\u914d\u7f6e\u4e8b\u4ef6\u4f20\u64ad\u4e2d<\/span><span>\u4e86\u89e3\u6709\u5173\u5b83\u4eec\u7684\u66f4\u591a\u4fe1\u606f\u00a0\u3002\u66f4\u6539\u9ed8\u8ba4\u503c\u662f\u4e3a\u4e86\u8fdb\u884c\u9ad8\u7ea7\u4e8b\u4ef6\u5904\u7406\uff0c\u5e76\u4e14\u9700\u8981\u8fdb\u884c\u6d4b\u8bd5\u4ee5\u786e\u4fdd\u9884\u671f\u7684\u884c\u4e3a\u3002<\/span><\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<h2 id=\"deploy-your-files-to-your-org\"><span>\u5c06\u6587\u4ef6\u90e8\u7f72\u5230\u7ec4\u7ec7<\/span><\/h2>\n<p><span>\u8ba9\u6211\u4eec\u5c06\u8fd9\u4e9b\u6587\u4ef6\u90e8\u7f72\u5230\u542f\u7528\u4e86Dev Hub\u7684\u7ec4\u7ec7\u4e2d\uff0c\u4ee5\u4e86\u89e3\u5176\u5de5\u4f5c\u539f\u7406\u3002\u4f7f\u7528\u5728\u4e0a\u4e00\u4e2a\u5355\u5143\u4e2d\u6267\u884c\u7684\u76f8\u540c\u6b65\u9aa4\uff0c\u90e8\u7f72\u65b0\u6587\u4ef6\uff0c\u6253\u5f00\u7ec4\u7ec7\uff0c\u5e76\u4f7f\u7528\u6b64\u5e94\u7528\u7a0b\u5e8f\u5728Lightning App Builder\u4e2d\u521b\u5efa\u9875\u9762\u3002<\/span><\/p>\n<ol>\n<li><span>\u8981\u90e8\u7f72\u9879\u76ee\u6587\u4ef6\uff0c\u8bf7\u53f3\u952e\u5355\u51fb<\/span><strong><span>\u9ed8\u8ba4<\/span><\/strong><span>\u6587\u4ef6\u5939\uff0c\u7136\u540e\u9009\u62e9<\/span><strong><span>SFDX\uff1a<\/span><\/strong><span>\u4eceVS Code\u4e2d\u7684\u547d\u4ee4\u9762\u677f\u4e2d\u5c06<strong>\u6e90\u90e8\u7f72\u5230\u7ec4\u7ec7<\/strong>\u3002<\/span><\/li>\n<li><span>\u8981\u6253\u5f00\u60a8\u7684\u7ec4\u7ec7\uff0c\u8bf7\u4f7f\u7528<\/span><strong><span>SFDX\uff1a<\/span><\/strong><span>\u5728VS Code\u4e2d\u4ece\u547d\u4ee4\u9762\u677f<strong>\u6253\u5f00\u9ed8\u8ba4\u7ec4\u7ec7<\/strong>\u3002<\/span><\/li>\n<li><span>\u5728\u8bbe\u7f6e\u4e2d\uff0c\u5728\u5feb\u901f\u67e5\u627e\u6846\u4e2d\u8f93\u5165Lightning App Builder\uff0c\u7136\u540e\u9009\u62e9<\/span><strong><span>Lightning App Builder<\/span><\/strong><span>\u3002<\/span><\/li>\n<li><span>\u70b9\u51fb<\/span><strong><span>\u65b0\u5efa<\/span><\/strong><span>\u3002<\/span><\/li>\n<li><span>\u4f7f\u7528\u9009\u62e9\u5668\u7ec4\u4ef6\u521b\u5efa\u4e00\u4e2a\u533a\u57df\u9875\u9762\u3002<\/span><\/li>\n<\/ol>\n<p><span>\u60a8\u5c06\u62e5\u6709\u4e00\u4e2a\u5b8c\u5168\u4ea4\u4e92\u5f0f\u7684\u9875\u9762\uff0c\u5176\u4e2d\u5305\u542b\u591a\u4e2a\u76f8\u4e92\u914d\u5408\u7684\u7ec4\u4ef6\u3002\u63a5\u4e0b\u6765\uff0c\u6211\u4eec\u5c1d\u8bd5\u6837\u5f0f\u5316\u5e76\u4ece\u7ec4\u7ec7\u83b7\u53d6\u5b9e\u65f6\u6570\u636e\u3002<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u521b\u5efa\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u7ec4\u4ef6\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 \u63cf\u8ff0\u590d\u6742\u7ec4\u4ef6\u7684\u6587\u4ef6\u7ed3\u6784\u3002 \u5904\u7406\u4e8b\u4ef6\u3002 \u8ddf &hellip; <a href=\"http:\/\/www.ponybai.com\/?p=3532\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":3225,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[151],"tags":[],"class_list":["post-3532","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-web"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 - \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6 - \u767d\u767d\u968f\u7b14<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"http:\/\/www.ponybai.com\/?p=3532\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 - \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6 - \u767d\u767d\u968f\u7b14\" \/>\n<meta property=\"og:description\" content=\"\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u521b\u5efa\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u7ec4\u4ef6\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 \u63cf\u8ff0\u590d\u6742\u7ec4\u4ef6\u7684\u6587\u4ef6\u7ed3\u6784\u3002 \u5904\u7406\u4e8b\u4ef6\u3002 \u8ddf &hellip; \u7ee7\u7eed\u9605\u8bfb\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.ponybai.com\/?p=3532\" \/>\n<meta property=\"og:site_name\" content=\"\u767d\u767d\u968f\u7b14\" \/>\n<meta property=\"article:published_time\" content=\"2021-01-12T14:55:07+00:00\" \/>\n<meta property=\"og:image\" content=\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2021\/01\/4-2.png\" \/>\n\t<meta property=\"og:image:width\" content=\"578\" \/>\n\t<meta property=\"og:image:height\" content=\"384\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/png\" \/>\n<meta name=\"author\" content=\"ponybai\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u4f5c\u8005\" \/>\n\t<meta name=\"twitter:data1\" content=\"ponybai\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4\" \/>\n\t<meta name=\"twitter:data2\" content=\"3 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\/\/www.ponybai.com\/?p=3532#article\",\"isPartOf\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=3532\"},\"author\":{\"name\":\"ponybai\",\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"headline\":\"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6\",\"datePublished\":\"2021-01-12T14:55:07+00:00\",\"dateModified\":\"2021-01-12T14:55:07+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=3532\"},\"wordCount\":99,\"publisher\":{\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"articleSection\":[\"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.ponybai.com\/?p=3532\",\"url\":\"http:\/\/www.ponybai.com\/?p=3532\",\"name\":\"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 - \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6 - \u767d\u767d\u968f\u7b14\",\"isPartOf\":{\"@id\":\"http:\/\/www.ponybai.com\/#website\"},\"datePublished\":\"2021-01-12T14:55:07+00:00\",\"dateModified\":\"2021-01-12T14:55:07+00:00\",\"breadcrumb\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=3532#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/www.ponybai.com\/?p=3532\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/www.ponybai.com\/?p=3532#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"http:\/\/www.ponybai.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6\"}]},{\"@type\":\"WebSite\",\"@id\":\"http:\/\/www.ponybai.com\/#website\",\"url\":\"http:\/\/www.ponybai.com\/\",\"name\":\"\u767d\u767d\u968f\u7b14\",\"description\":\"Salesforce\u5b98\u65b9\u8bb2\u5e08\",\"publisher\":{\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"http:\/\/www.ponybai.com\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"zh-Hans\"},{\"@type\":[\"Person\",\"Organization\"],\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\",\"name\":\"ponybai\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"zh-Hans\",\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2025\/03\/cropped-Ihsans-WeChatQR.jpg\",\"contentUrl\":\"http:\/\/www.ponybai.com\/wp-content\/uploads\/2025\/03\/cropped-Ihsans-WeChatQR.jpg\",\"width\":248,\"height\":248,\"caption\":\"ponybai\"},\"logo\":{\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/image\/\"},\"sameAs\":[\"http:\/\/121.37.188.161\"],\"url\":\"http:\/\/www.ponybai.com\/?author=1\"}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 - \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6 - \u767d\u767d\u968f\u7b14","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"http:\/\/www.ponybai.com\/?p=3532","og_locale":"zh_CN","og_type":"article","og_title":"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 - \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6 - \u767d\u767d\u968f\u7b14","og_description":"\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u521b\u5efa\u4e00\u4e2a\u5305\u542b\u591a\u4e2a\u7ec4\u4ef6\u7684\u5e94\u7528\u7a0b\u5e8f\u3002 \u63cf\u8ff0\u590d\u6742\u7ec4\u4ef6\u7684\u6587\u4ef6\u7ed3\u6784\u3002 \u5904\u7406\u4e8b\u4ef6\u3002 \u8ddf &hellip; \u7ee7\u7eed\u9605\u8bfb\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6","og_url":"http:\/\/www.ponybai.com\/?p=3532","og_site_name":"\u767d\u767d\u968f\u7b14","article_published_time":"2021-01-12T14:55:07+00:00","og_image":[{"width":578,"height":384,"url":"http:\/\/www.ponybai.com\/wp-content\/uploads\/2021\/01\/4-2.png","type":"image\/png"}],"author":"ponybai","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"ponybai","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"3 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"http:\/\/www.ponybai.com\/?p=3532#article","isPartOf":{"@id":"http:\/\/www.ponybai.com\/?p=3532"},"author":{"name":"ponybai","@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883"},"headline":"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6","datePublished":"2021-01-12T14:55:07+00:00","dateModified":"2021-01-12T14:55:07+00:00","mainEntityOfPage":{"@id":"http:\/\/www.ponybai.com\/?p=3532"},"wordCount":99,"publisher":{"@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883"},"articleSection":["\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840"],"inLanguage":"zh-Hans"},{"@type":"WebPage","@id":"http:\/\/www.ponybai.com\/?p=3532","url":"http:\/\/www.ponybai.com\/?p=3532","name":"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 - \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6 - \u767d\u767d\u968f\u7b14","isPartOf":{"@id":"http:\/\/www.ponybai.com\/#website"},"datePublished":"2021-01-12T14:55:07+00:00","dateModified":"2021-01-12T14:55:07+00:00","breadcrumb":{"@id":"http:\/\/www.ponybai.com\/?p=3532#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["http:\/\/www.ponybai.com\/?p=3532"]}]},{"@type":"BreadcrumbList","@id":"http:\/\/www.ponybai.com\/?p=3532#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"http:\/\/www.ponybai.com\/"},{"@type":"ListItem","position":2,"name":"\u95ea\u7535Web\u7ec4\u4ef6\u57fa\u7840 &#8211; \u5904\u7406Lightning Web Components\u4e2d\u7684\u4e8b\u4ef6"}]},{"@type":"WebSite","@id":"http:\/\/www.ponybai.com\/#website","url":"http:\/\/www.ponybai.com\/","name":"\u767d\u767d\u968f\u7b14","description":"Salesforce\u5b98\u65b9\u8bb2\u5e08","publisher":{"@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"http:\/\/www.ponybai.com\/?s={search_term_string}"},"query-input":"required name=search_term_string"}],"inLanguage":"zh-Hans"},{"@type":["Person","Organization"],"@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883","name":"ponybai","image":{"@type":"ImageObject","inLanguage":"zh-Hans","@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/image\/","url":"http:\/\/www.ponybai.com\/wp-content\/uploads\/2025\/03\/cropped-Ihsans-WeChatQR.jpg","contentUrl":"http:\/\/www.ponybai.com\/wp-content\/uploads\/2025\/03\/cropped-Ihsans-WeChatQR.jpg","width":248,"height":248,"caption":"ponybai"},"logo":{"@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/image\/"},"sameAs":["http:\/\/121.37.188.161"],"url":"http:\/\/www.ponybai.com\/?author=1"}]}},"_links":{"self":[{"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/posts\/3532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=3532"}],"version-history":[{"count":0,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/posts\/3532\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/media\/3225"}],"wp:attachment":[{"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=3532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=3532"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=3532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}