{"id":556,"date":"2018-01-18T21:50:30","date_gmt":"2018-01-18T13:50:30","guid":{"rendered":"http:\/\/www.ponybai.com\/?p=556"},"modified":"2018-01-18T21:50:30","modified_gmt":"2018-01-18T13:50:30","slug":"salesforce-visualforce-%e5%9f%ba%e7%a1%808%ef%bc%89%e8%87%aa%e5%ae%9a%e4%b9%89%e6%8e%a7%e5%88%b6%e5%99%a8","status":"publish","type":"post","link":"http:\/\/www.ponybai.com\/?p=556","title":{"rendered":"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668"},"content":{"rendered":"<div class=\"nested0\">\n<h2 id=\"Tdxn4tBK-heading1\" class=\"helpHead2\">\u5b66\u4e60\u76ee\u6807<\/h2>\n<div class=\"body\">\n<div id=\"p2\" class=\"p\">\n<p>\u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a<\/p>\n<ul class=\"ul bulletList\">\n<li class=\"li\">\u89e3\u91ca\u4e00\u4e0b\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u662f\u4ec0\u4e48\uff0c\u5e76\u63cf\u8ff0\u5176\u5173\u952e\u5c5e\u6027\u3002<\/li>\n<li class=\"li\">\u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7c7b\u3002<\/li>\n<li class=\"li\">\u5728Visualforce\u9875\u9762\u4e0a\u4f7f\u7528\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u3002<\/li>\n<\/ul>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"visualforce_custom_controllers_intro\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading2\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u4ecb\u7ecd<\/span><\/h2>\n<div class=\"body conbody\">\n<div class=\"shortdesc\">\n<p>\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u5305\u542b\u53ef\u7531Visualforce\u9875\u9762\u4f7f\u7528\u7684\u81ea\u5b9a\u4e49\u903b\u8f91\u548c\u6570\u636e\u64cd\u4f5c\u3002\u4f8b\u5982\uff0c\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u53ef\u4ee5\u68c0\u7d22\u8981\u663e\u793a\u7684\u9879\u76ee\u5217\u8868\uff0c\u5411\u5916\u90e8Web\u670d\u52a1\u53d1\u51fa\u8c03\u7528\uff0c\u9a8c\u8bc1\u548c\u63d2\u5165\u6570\u636e\u7b49\u7b49\uff0c\u5e76\u4e14\u6240\u6709\u8fd9\u4e9b\u64cd\u4f5c\u90fd\u5c06\u53ef\u7528\u4e8eVisualforce\u9875\u9762\uff0c\u8be5\u9875\u9762\u5c06\u5176\u7528\u4f5c\u63a7\u5236\u5668\u3002<br \/>\n\u5728\u5176\u4ed6\u5730\u65b9\u4ecb\u7ecd\u4e86Visualforce\u5982\u4f55\u652f\u6301\u7528\u4e8e\u6784\u5efaWeb\u5e94\u7528\u7a0b\u5e8f\u7684\u6a21\u578b &#8211; \u89c6\u56fe &#8211; \u63a7\u5236\u5668\uff08MVC\uff09\u8bbe\u8ba1\u6a21\u5f0f\u3002\u63a7\u5236\u5668\u901a\u5e38\u68c0\u7d22\u8981\u5728Visualforce\u9875\u9762\u4e2d\u663e\u793a\u7684\u6570\u636e\uff0c\u5e76\u5305\u542b\u54cd\u5e94\u9875\u9762\u64cd\u4f5c\u800c\u6267\u884c\u7684\u4ee3\u7801\uff08\u5982\u6b63\u5728\u5355\u51fb\u7684\u6309\u94ae\uff09\u3002\u5f53\u60a8\u4f7f\u7528\u6807\u51c6\u63a7\u5236\u5668\u65f6\uff0c\u5e73\u53f0\u4e3a\u60a8\u63d0\u4f9b\u4e86\u5927\u91cf\u7684\u6807\u51c6\u529f\u80fd\u3002<\/p>\n<p>\u4f46\u662f\u4e00\u4e2a\u5c3a\u5bf8\u5e76\u4e0d\u9002\u5408\u6240\u6709\u7684\uff0c\u5e76\u4e0d\u662f\u6240\u6709\u7684\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u90fd\u662f\u201c\u6807\u51c6\u7684\u201d\u3002\u5f53\u4f60\u60f3\u8986\u76d6\u73b0\u6709\u7684\u529f\u80fd\uff0c\u901a\u8fc7\u5e94\u7528\u7a0b\u5e8f\u81ea\u5b9a\u4e49\u5bfc\u822a\uff0c\u4f7f\u7528\u6807\u6ce8\u6216Web\u670d\u52a1\uff0c\u6216\u8005\u5982\u679c\u4f60\u9700\u8981\u66f4\u597d\u5730\u63a7\u5236\u4fe1\u606f\u7684\u8bbf\u95ee\u65b9\u5f0f\u5bf9\u4e8e\u60a8\u7684\u9875\u9762\uff0cVisualforce\u53ef\u8ba9\u60a8\u5360\u636e\u7edf\u6cbb\u5730\u4f4d\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528Apex\u7f16\u5199\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\uff0c\u5e76\u4ece\u5934\u5230\u5c3e\u5b8c\u5168\u63a7\u5236\u60a8\u7684\u5e94\u7528\u903b\u8f91\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"visualforce_custom_controllers_create_page\" class=\"topic task nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading3\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u521b\u5efa\u4e00\u4e2a\u4f7f\u7528\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7684Visualforce\u9875\u9762<\/span><\/h2>\n<div class=\"body taskbody\">\n<div class=\"shortdesc\">\u901a\u8fc7\u5728&lt;apex\uff1apage&gt;\u63a7\u5236\u5668\u5c5e\u6027\u4e2d\u5f15\u7528\u63a7\u5236\u5668\u7c7b\u7684\u540d\u79f0\uff0c\u5c06\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u6dfb\u52a0\u5230Visualforce\u9875\u9762\u3002<br \/>\n\u5f53\u60a8\u7684\u9875\u9762\u4f7f\u7528\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u65f6\uff0c\u4e0d\u80fd\u4f7f\u7528\u6807\u51c6\u63a7\u5236\u5668\u3002\u9875\u9762\u4f7f\u7528\u4e0d\u540c\u7684\u5c5e\u6027\u6765\u8bbe\u7f6e\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u3002<\/div>\n<ol class=\"ol steps enumList\">\n<li class=\"li step\"><span class=\"ph cmd\">\u6253\u5f00\u5f00\u53d1\u8005\u63a7\u5236\u53f0\uff0c\u7136\u540e\u70b9\u51fb <span class=\"ph menucascade\"><strong class=\"ph uicontrol\">File<\/strong>\u00a0|\u00a0<strong class=\"ph uicontrol\">New<\/strong>\u00a0|\u00a0<strong class=\"ph uicontrol\">Visualforce Page<\/strong><\/span> \u521b\u5efa\u4e00\u4e2a\u65b0\u7684Visualforce\u9875\u9762\u3002\u8f93\u5165ContactsListController\u4f5c\u4e3a\u9875\u9762\u540d\u79f0\u3002<\/span><\/li>\n<li class=\"li step\">\u5728\u7f16\u8f91\u5668\u4e2d\uff0c\u7528\u4ee5\u4e0b\u66ff\u6362\u6807\u8bb0\u3002\n<div class=\"itemgroup info\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>page controller<span class=\"token operator\">=<\/span><span class=\"token string\">\"ContactsListController\"<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>form<span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>pageBlock title<span class=\"token operator\">=<\/span><span class=\"token string\">\"Contacts List\"<\/span> id<span class=\"token operator\">=<\/span><span class=\"token string\">\"contacts_list\"<\/span><span class=\"token operator\">&gt;<\/span>\n            \n            <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span><span class=\"token operator\">--<\/span> Contacts List goes here <span class=\"token operator\">--<\/span><span class=\"token operator\">&gt;<\/span>\n\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>pageBlock<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>form<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>page<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\u5f53\u4f60\u8bd5\u56fe\u4fdd\u5b58\u8fd9\u4e2a\u9875\u9762\u65f6\uff0c\u4f60\u4f1a\u5f97\u5230\u4e00\u4e2a\u9519\u8bef\uff0c\u56e0\u4e3aContactsListController\u8fd8\u4e0d\u5b58\u5728\u3002\u4e0d\u7528\u62c5\u5fc3\uff0c\u63a5\u4e0b\u6765\u6211\u4eec\u4f1a\u89e3\u51b3\u8fd9\u4e2a\u95ee\u9898\u3002<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<\/div>\n<\/div>\n<div id=\"visualforce_custom_controllers_create_controller\" class=\"topic task nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading4\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u63a7\u5236\u5668Apex\u7c7b<\/span><\/h2>\n<div class=\"body taskbody\">\n<div class=\"shortdesc\">\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u53ea\u662f\u4e00\u4e2aApex\u7c7b\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528Developer Console\u7f16\u5199\u81ea\u5df1\u7684\u7c7b\u3002<br \/>\n\u6709\u8bb8\u591a\u7cfb\u7edf\u548c\u5b9e\u7528\u7a0b\u5e8f\u7c7b\u53ef\u4ee5\u5e2e\u52a9\u60a8\u7f16\u5199\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u903b\u8f91\uff0c\u4f46\u5c06\u7c7b\u7528\u4f5c\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7684\u552f\u4e00\u8981\u6c42\u662f\u5b83\u5b58\u5728\u3002<\/div>\n<ol class=\"ol steps enumList\">\n<li class=\"li step\"><span class=\"ph cmd\">\u6253\u5f00\u5f00\u53d1\u8005\u63a7\u5236\u53f0\uff0c\u7136\u540e\u70b9\u51fb <span class=\"ph menucascade\"><strong class=\"ph uicontrol\">File<\/strong>\u00a0|\u00a0<strong class=\"ph uicontrol\">New<\/strong>\u00a0|\u00a0<strong class=\"ph uicontrol\">Apex Class<\/strong><\/span> \u521b\u5efa\u4e00\u4e2a\u65b0\u7684Apex\u7c7b\u3002\u8f93\u5165ContactsListController\u4f5c\u4e3a\u7c7b\u540d\u3002<\/span><\/li>\n<li class=\"li step\">\u5728\u7f16\u8f91\u5668\u4e2d\uff0c\u7528\u4ee5\u4e0b\u4ee3\u7801\u66ff\u6362\u4efb\u4f55\u4ee3\u7801\u3002\n<div class=\"itemgroup info\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">class<\/span> <span class=\"token class-name\">ContactsListController<\/span> <span class=\"token punctuation\">{<\/span>\n\n    <span class=\"token comment\">\/\/ Controller code goes here<\/span>\n\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\u4e0eVisualforce\u9875\u9762\u4e00\u6837\uff0c\u5f53\u60a8\u66f4\u6539\u65f6\uff0c\u60a8\u9700\u8981\u4fdd\u5b58\u5bf9Apex\u7684\u66f4\u6539\u3002<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"itemgroup stepresult\">\u8fd9\u5e76\u4e0d\u591a\uff0c\u800c\u4e14\u8fd8\u6ca1\u6709\u505a\u4efb\u4f55\u4e8b\u60c5\uff0c\u4f46\u5b83\u786e\u5b9e\u4f7f\u9519\u8bef\u6d88\u5931\u5728Visualforce\u9875\u9762\u4e0a\u3002\u6240\u4ee5\u2026<\/div>\n<\/li>\n<li class=\"li step\">\u5207\u6362\u56deVisualforce\u9875\u9762\u5e76\u518d\u6b21\u4fdd\u5b58\u3002\n<div class=\"itemgroup stepresult\">\u9519\u8bef\u4fe1\u606f\u5e94\u8be5\u6d88\u5931\uff0c\u9875\u9762\u6210\u529f\u4fdd\u5b58\u3002<\/div>\n<\/li>\n<li class=\"li step\">\u70b9\u51fb\u9884\u89c8\u6253\u5f00\u60a8\u7684\u9875\u9762\u7684\u9884\u89c8\uff0c\u60a8\u53ef\u4ee5\u5728\u8fdb\u884c\u66f4\u6539\u65f6\u67e5\u770b\u3002\n<div class=\"itemgroup stepresult\">\u5e94\u8be5\u6253\u5f00\u4e00\u4e2a\u65b0\u7a97\u53e3\uff0c\u663e\u793a\u6807\u51c6\u7684Salesforce\u9875\u9762\u6807\u9898\u548c\u4fa7\u8fb9\u680f\u5143\u7d20\uff0c\u4f46\u6ca1\u6709\u5185\u5bb9\u3002<\/div>\n<\/li>\n<\/ol>\n<div class=\"section result\">\n<p class=\"p\">\u4e4d\u4e00\u770b\uff0c\u4f60\u521b\u5efa\u7684\u8fd9\u4e24\u4e2a\u65b0\u9879\u76ee\u770b\u8d77\u6765\u5e76\u4e0d\u662f\u5f88\u6709\u8da3\u3002\u4f46\u662f\u5373\u4f7f\u5b83\u4eec\u662f90\uff05\u7684\u5360\u4f4d\u7b26\u4ee3\u7801\uff0cVisualforce\u9875\u9762\u548cApex\u63a7\u5236\u5668\u8fd9\u4e24\u4e2a\u9879\u76ee\u4e5f\u662f\u76f8\u4e92\u5173\u8054\u7684\u3002\u53ea\u8981\u4f60\u6dfb\u52a0\u66f4\u591a\u7684\u4ee3\u7801\u5230\u63a7\u5236\u5668\uff0c\u4f60\u7684\u9875\u9762\u5c31\u53ef\u4ee5\u4f7f\u7528\u5b83\u3002<\/p>\n<div class=\"btb callout box guidedTour\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<h4 class=\"mbs\">\u8d85\u8d8a\u57fa\u7840<\/h4>\n<p>\u60a8\u53ef\u80fd\u5df2\u7ecf\u6ce8\u610f\u5230\uff0c\u8fd9\u4e2a\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7c7b\u4e0d\u4f1a\u4ece\u53e6\u4e00\u4e2a\u7c7b\u7ee7\u627f\uff0c\u4e5f\u4e0d\u4f1a\u5b9e\u73b0\u4e00\u4e2a\u6709\u5e0c\u671b\u7b26\u5408Visualforce\u63a7\u5236\u5668\u8981\u6c42\u7684\u63a5\u53e3\u3002\u5373\u4f7f\u662f\u590d\u6742\u7684\u63a7\u5236\u5668\u4e5f\u4e0d\u4f1a\u505a\u8fd9\u4e9b\u4e8b\u60c5\uff0c\u56e0\u4e3a\u6ca1\u6709\u4efb\u4f55\u8fd9\u6837\u7684\u7c7b\u7ee7\u627f\u6216\u63a5\u53e3\u5b9e\u73b0\u3002\u8fd9\u4f7f\u60a8\u53ef\u4ee5\u81ea\u7531\u5730\u521b\u5efa\u81ea\u5df1\u7684\u7c7b\u548c\u63a5\u53e3\uff0c\u968f\u7740\u60a8\u5bf9Apex\u7684\u7ecf\u9a8c\u7684\u589e\u52a0\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"visualforce_custom_controllers_retrieve_records\" class=\"topic task nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading5\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u6dfb\u52a0\u4e00\u4e2a\u65b9\u6cd5\u6765\u68c0\u7d22\u8bb0\u5f55<\/span><\/h2>\n<div class=\"body taskbody\">\n<div class=\"shortdesc\">\u521b\u5efa\u4e00\u4e2a\u8fd0\u884cSOQL\u67e5\u8be2\u7684getter\u65b9\u6cd5\uff0c\u8be5\u67e5\u8be2\u8fd4\u56de\u8981\u5728\u9875\u9762\u4e0a\u663e\u793a\u7684\u8bb0\u5f55\u3002<br \/>\n\u5927\u591a\u6570\u63a7\u5236\u5668\u7684\u4e3b\u8981\u76ee\u7684\u662f\u68c0\u7d22\u663e\u793a\u6570\u636e\u6216\u5904\u7406\u6570\u636e\u66f4\u65b0\u3002\u5728\u8fd9\u4e2a\u7b80\u5355\u7684\u63a7\u5236\u5668\u4e2d\uff0c\u60a8\u53ea\u9700\u8fd0\u884c\u4e00\u4e2a\u57fa\u672c\u7684SOQL\u67e5\u8be2\u6765\u67e5\u627e\u8054\u7cfb\u4eba\u8bb0\u5f55\uff0c\u7136\u540e\u4f7f\u8fd9\u4e9b\u8bb0\u5f55\u53ef\u7528\u4e8eVisualforce\u9875\u9762\u3002<\/div>\n<ol class=\"ol steps enumList\">\n<li class=\"li step\">\u5728ContactsListController\u7c7b\u4e2d\uff0c\u7528\u4e0b\u9762\u7684\u4ee3\u7801\u66ff\u6362\/\/ Controller\u4ee3\u7801\u5728\u8fd9\u91cc\u6ce8\u91ca\u884c\u3002\n<div class=\"itemgroup info\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">private<\/span> String sortOrder <span class=\"token operator\">=<\/span> <span class=\"token string\">'LastName'<\/span><span class=\"token punctuation\">;<\/span>\n    \n<span class=\"token keyword\">public<\/span> List<span class=\"token operator\">&lt;<\/span>Contact<span class=\"token operator\">&gt;<\/span> <span class=\"token function\">getContacts<\/span><span class=\"token punctuation\">(<\/span><span class=\"token punctuation\">)<\/span> <span class=\"token punctuation\">{<\/span>\n    \n    List<span class=\"token operator\">&lt;<\/span>Contact<span class=\"token operator\">&gt;<\/span> results <span class=\"token operator\">=<\/span> Database<span class=\"token punctuation\">.<\/span><span class=\"token function\">query<\/span><span class=\"token punctuation\">(<\/span>\n        <span class=\"token string\">'SELECT Id, FirstName, LastName, Title, Email '<\/span> <span class=\"token operator\">+<\/span>\n        <span class=\"token string\">'FROM Contact '<\/span> <span class=\"token operator\">+<\/span>\n        <span class=\"token string\">'ORDER BY '<\/span> <span class=\"token operator\">+<\/span> sortOrder <span class=\"token operator\">+<\/span> <span class=\"token string\">' ASC '<\/span> <span class=\"token operator\">+<\/span>\n        <span class=\"token string\">'LIMIT 10'<\/span>\n    <span class=\"token punctuation\">)<\/span><span class=\"token punctuation\">;<\/span>\n    <span class=\"token keyword\">return<\/span> results<span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\u6b64\u4ee3\u7801\u6dfb\u52a0\u4e00\u4e2a\u79c1\u6709\u6210\u5458\u53d8\u91cf\uff0c\u4e00\u4e2a\u540d\u4e3asortOrder\u7684\u5b57\u7b26\u4e32\u548c\u4e00\u4e2a\u516c\u5171\u65b9\u6cd5getContacts\uff08\uff09\u3002 sortOrder\u5f88\u5bb9\u6613\u7406\u89e3\uff0c\u5b83\u53ea\u662f\u901a\u8fc7\u6392\u5e8f\u8054\u7cfb\u4eba\u7684\u5b57\u6bb5\u7684\u540d\u79f0\u3002<br \/>\ngetContacts\uff08\uff09\u4e5f\u662f\u76f8\u5f53\u7b80\u5355\u7684\uff0c\u4f46\u662f\u5982\u679c\u4f60\u4ee5\u524d\u6ca1\u6709\u89c1\u8fc7Apex\uff0c\u53ef\u80fd\u8d77\u521d\u5f88\u96be\u89e3\u6790\u3002\u8be5\u65b9\u6cd5\u7684\u4f5c\u7528\u662f\u6267\u884cSOQL\u67e5\u8be2\u4ee5\u83b7\u53d6\u8054\u7cfb\u4eba\u8bb0\u5f55\u5217\u8868\uff0c\u7136\u540e\u5c06\u8be5\u8054\u7cfb\u4eba\u5217\u8868\u8fd4\u56de\u7ed9\u65b9\u6cd5\u8c03\u7528\u8005\u3002\u6765\u7535\u8005\u662f\u8c01\uff1f\u5f53\u7136\u662fVisualforce\u9875\u9762\uff01<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li class=\"li step\">\u5728ContactsListWithController\u9875\u9762\u4e2d\uff0c\u5c06&lt;\uff01 &#8211; \u8054\u7cfb\u4eba\u5217\u8868\u8f6c\u5230\u8fd9\u91cc &#8211; &gt;\u6ce8\u91ca\u884c\u66ff\u6362\u4e3a\u4ee5\u4e0b\u6807\u8bb0\u3002\n<div class=\"itemgroup info\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token operator\">&lt;<\/span><span class=\"token operator\">!<\/span><span class=\"token operator\">--<\/span> Contacts List <span class=\"token operator\">--<\/span><span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>pageBlockTable value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! contacts }\"<\/span> var<span class=\"token operator\">=<\/span><span class=\"token string\">\"ct\"<\/span><span class=\"token operator\">&gt;<\/span>\n\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>column value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! ct.FirstName }\"<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>column value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! ct.LastName }\"<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>column value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! ct.Title }\"<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>column value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! ct.Email }\"<\/span><span class=\"token operator\">\/<\/span><span class=\"token operator\">&gt;<\/span>\n    \n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>pageBlockTable<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\u5f53\u60a8\u4fdd\u5b58\u6b64\u9875\u9762\u65f6\uff0c\u60a8\u5e94\u8be5\u770b\u5230\u4e00\u5f20\u719f\u6089\u7684\u8054\u7cfb\u4fe1\u606f\u8868\u683c\u3002<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div class=\"itemgroup stepresult\">\n<div class=\"fig fignone\"><span class=\"image image-block\"><img decoding=\"async\" class=\"image image-block\" src=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/image\/upload\/doc\/trailhead\/en-usab55baefb9a972ea06c57810ce063163.png\" alt=\"A contacts list backed by a custom controller\" \/><\/span><\/div>\n<\/div>\n<\/li>\n<\/ol>\n<div class=\"section result\">\n<p>ContactsListWithController\u9875\u9762\u7684\u6807\u8bb0\u5e94\u8be5\u770b\u8d77\u6765\u76f8\u5f53\u719f\u6089\u3002\u9664\u4e86&lt;apex\uff1apage&gt;\u6807\u7b7e\u7684\u63a7\u5236\u5668\u5c5e\u6027\u4e4b\u5916\uff0c\u5b83\u4e0e\u7528\u6807\u51c6\u63a7\u5236\u5668\u521b\u5efa\u9875\u9762\u7684\u4ee3\u7801\u5927\u81f4\u76f8\u540c\u3002<\/p>\n<p>\u4e0d\u540c\u7684\u662f\u5f53{\uff01\u8054\u7cfb\u4eba}\u8868\u8fbe\u5f0f\u8fdb\u884c\u8bc4\u4f30\u3002\u5728\u6b64\u9875\u9762\u4e0a\uff0cVisualforce\u5c06\u8be5\u8868\u8fbe\u5f0f\u8f6c\u6362\u4e3a\u5bf9\u63a7\u5236\u5668\u7684getContacts\uff08\uff09\u65b9\u6cd5\u7684\u8c03\u7528\u3002\u8be5\u65b9\u6cd5\u8fd4\u56de\u8054\u7cfb\u4eba\u8bb0\u5f55\u5217\u8868\uff0c\u8fd9\u6b63\u662f&lt;apex\uff1apageBlockTable&gt;\u6240\u671f\u671b\u7684\u3002<\/p>\n<p>getContacts\uff08\uff09\u65b9\u6cd5\u88ab\u79f0\u4e3agetter\u65b9\u6cd5\uff0c\u5b83\u662f\u4e00\u4e2a\u901a\u7528\u6a21\u5f0f\uff0c\u5176\u4e2d{\uff01\u60a8\u7684Visualforce\u6807\u8bb0\u4e2d\u7684someExpression}\u5c06\u81ea\u52a8\u8fde\u63a5\u5230\u63a7\u5236\u5668\u4e2d\u540d\u4e3agetSomeExpression\uff08\uff09\u7684\u65b9\u6cd5\u3002\u8fd9\u662f\u8ba9\u9875\u9762\u8bbf\u95ee\u9700\u8981\u663e\u793a\u7684\u6570\u636e\u7684\u6700\u7b80\u5355\u7684\u65b9\u6cd5\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"visualforce_custom_controllers_action_method\" class=\"topic task nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading6\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u6dfb\u52a0\u4e00\u4e2a\u65b0\u7684\u64cd\u4f5c\u65b9\u6cd5<\/span><\/h2>\n<div class=\"body taskbody\">\n<div class=\"shortdesc\">\u5728\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u4e2d\u521b\u5efa\u64cd\u4f5c\u65b9\u6cd5\u4ee5\u54cd\u5e94\u7528\u6237\u5728\u9875\u9762\u4e0a\u7684\u8f93\u5165\u3002<br \/>\n\u663e\u793a\u6570\u636e\u5f88\u68d2\uff0c\u4f46\u662f\u5bf9\u7528\u6237\u64cd\u4f5c\u7684\u56de\u5e94\u5bf9\u4e8e\u4efb\u4f55\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u90fd\u662f\u81f3\u5173\u91cd\u8981\u7684\u4f7f\u7528\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\uff0c\u60a8\u53ef\u4ee5\u901a\u8fc7\u7f16\u5199\u64cd\u4f5c\u65b9\u6cd5\u6765\u54cd\u5e94\u7528\u6237\u6d3b\u52a8\uff0c\u4ece\u800c\u521b\u5efa\u5c3d\u53ef\u80fd\u591a\u7684\u81ea\u5b9a\u4e49\u64cd\u4f5c\uff0c\u4ee5\u652f\u6301\u9875\u9762\u3002<\/div>\n<ol class=\"ol steps enumList\">\n<li class=\"li step\">\u5728ContactsListController\u7c7b\u4e2d\uff0cgetContacts\uff08\uff09\u65b9\u6cd5\u7684\u4e0b\u9762\u6dfb\u52a0\u4ee5\u4e0b\u4e24\u4e2a\u65b9\u6cd5\u3002\n<div class=\"itemgroup info\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">sortByLastName<\/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>sortOrder <span class=\"token operator\">=<\/span> <span class=\"token string\">'LastName'<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span>\n    \n<span class=\"token keyword\">public<\/span> <span class=\"token keyword\">void<\/span> <span class=\"token function\">sortByFirstName<\/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>sortOrder <span class=\"token operator\">=<\/span> <span class=\"token string\">'FirstName'<\/span><span class=\"token punctuation\">;<\/span>\n<span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\u8fd9\u4e24\u4e2a\u65b9\u6cd5\u6539\u53d8\u4e86sortOrder\u79c1\u6709\u53d8\u91cf\u7684\u503c\u3002\u5728\u68c0\u7d22\u8054\u7cfb\u4eba\u7684SOQL\u67e5\u8be2\u4e2d\u4f7f\u7528sortOrder\uff0c\u5e76\u4e14\u66f4\u6539sortOrder\u5c06\u66f4\u6539\u7ed3\u679c\u7684\u987a\u5e8f\u3002<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<li class=\"li step\">\u5728ContactsListWithController\u9875\u9762\u4e2d\uff0c\u4f7f\u7528\u4ee5\u4e0b\u6807\u8bb0\u66ff\u6362ct.FirstName\u548cct.LastName\u7684\u4e24\u4e2a&lt;apex\uff1acolumn&gt;\u6807\u8bb0\u3002\n<div class=\"itemgroup info\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>column value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! ct.FirstName }\"<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>facet name<span class=\"token operator\">=<\/span><span class=\"token string\">\"header\"<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>commandLink action<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! sortByFirstName }\"<\/span> \n            reRender<span class=\"token operator\">=<\/span><span class=\"token string\">\"contacts_list\"<\/span><span class=\"token operator\">&gt;<\/span>First Name\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>commandLink<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>facet<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>column<span class=\"token operator\">&gt;<\/span>\n\n<span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>column value<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! ct.LastName }\"<\/span><span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>facet name<span class=\"token operator\">=<\/span><span class=\"token string\">\"header\"<\/span><span class=\"token operator\">&gt;<\/span>\n        <span class=\"token operator\">&lt;<\/span>apex<span class=\"token operator\">:<\/span>commandLink action<span class=\"token operator\">=<\/span><span class=\"token string\">\"{! sortByLastName }\"<\/span> \n            reRender<span class=\"token operator\">=<\/span><span class=\"token string\">\"contacts_list\"<\/span><span class=\"token operator\">&gt;<\/span>Last Name\n        <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>commandLink<span class=\"token operator\">&gt;<\/span>\n    <span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>facet<span class=\"token operator\">&gt;<\/span>\n<span class=\"token operator\">&lt;<\/span><span class=\"token operator\">\/<\/span>apex<span class=\"token operator\">:<\/span>column<span class=\"token operator\">&gt;<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\n<p>\u5c3d\u7ba1\u53ef\u89c6\u5916\u89c2\u4fdd\u6301\u4e0d\u53d8\uff0c\u4f46\u5982\u679c\u73b0\u5728\u5355\u51fb\u201c\u540d\u5b57\u548c\u59d3\u6c0f\u201d\u5217\u6807\u9898\uff0c\u5b83\u4eec\u5c06\u66f4\u6539\u8054\u7cfb\u4eba\u5217\u8868\u7684\u6392\u5e8f\u987a\u5e8f\u3002\u592a\u597d\u4e86\uff01<br \/>\n\u65b0\u7684\u6807\u8bb0\u5c06\u4e24\u4e2a\u5d4c\u5957\u7ec4\u4ef6\u6dfb\u52a0\u5230\u6bcf\u4e2a&lt;apex\uff1acolumn&gt;\u7ec4\u4ef6\u3002 &lt;apex\uff1acolumn&gt;\u672c\u8eab\u6709\u4e00\u4e2a\u7eaf\u6587\u672c\u6807\u9898\uff0c\u4f46\u662f\u6211\u4eec\u5e0c\u671b\u4f7f\u6807\u9898\u53ef\u70b9\u51fb\u3002 &lt;apex\uff1afacet&gt;\u8ba9\u6211\u4eec\u5c06\u5217\u6807\u9898\u7684\u5185\u5bb9\u8bbe\u7f6e\u4e3a\u6211\u4eec\u60f3\u8981\u7684\u4efb\u4f55\u5185\u5bb9\u3002\u800c\u6211\u4eec\u60f3\u8981\u7684\u662f\u4e00\u4e2a\u8c03\u7528\u6b63\u786e\u7684\u64cd\u4f5c\u65b9\u6cd5\u7684\u94fe\u63a5\u3002\u8be5\u94fe\u63a5\u662f\u4f7f\u7528&lt;apex\uff1acommandLink&gt;\u7ec4\u4ef6\u521b\u5efa\u7684\uff0caction\u5c5e\u6027\u8bbe\u7f6e\u4e3a\u5f15\u7528\u63a7\u5236\u5668\u4e2daction\u65b9\u6cd5\u7684\u8868\u8fbe\u5f0f\u3002 \uff08\u8bf7\u6ce8\u610f\uff0c\u4e0egetter\u65b9\u6cd5\u76f8\u6bd4\uff0caction\u65b9\u6cd5\u7684\u540d\u79f0\u4e0e\u5f15\u7528\u5b83\u4eec\u7684\u8868\u8fbe\u5f0f\u76f8\u540c\u3002\uff09<\/p>\n<p>\u70b9\u51fb\u94fe\u63a5\u65f6\uff0c\u4f1a\u89e6\u53d1\u63a7\u5236\u5668\u4e2d\u7684\u64cd\u4f5c\u65b9\u6cd5\u3002\u8be5\u64cd\u4f5c\u65b9\u6cd5\u66f4\u6539\u6392\u5e8f\u987a\u5e8f\u4e13\u7528\u53d8\u91cf\uff0c\u7136\u540e\u8be5\u8868\u88ab\u91cd\u65b0\u6e32\u67d3\u3002\u5f53\u8868\u683c\u88ab\u91cd\u65b0\u6e32\u67d3\u65f6\uff0c{\uff01\u8054\u7cfb\u4eba}\u88ab\u91cd\u65b0\u8bc4\u4f30\uff0c\u91cd\u65b0\u67e5\u8be2\u4ee5\u4efb\u4f55\u6392\u5e8f\u987a\u5e8f\u521a\u521a\u8bbe\u7f6e\u3002\u6700\u7ec8\u7684\u7ed3\u679c\u662f\u6309\u7167\u7528\u6237\u70b9\u51fb\u6240\u8bf7\u6c42\u7684\u987a\u5e8f\u6765\u4f7f\u7528\u8868\u683c\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/li>\n<\/ol>\n<div class=\"section result\">\n<div class=\"btb callout box guidedTour\">\n<div class=\"inner\">\n<div class=\"bd\">\n<div class=\"media\">\n<div class=\"mediaBd\">\n<h4 class=\"mbs\">\u8d85\u8d8a\u57fa\u7840<\/h4>\n<p>\u540d\u5b57\u548c\u59d3\u6c0f\u5217\u7684\u6807\u9898\u6587\u672c\u5728\u8fd9\u4e2a\u6807\u8bb0\u4e2d\u88ab\u786c\u7f16\u7801\u3002\u4f46\u662f\uff0c\u5982\u679c\u4f60\u7684\u7528\u6237\u4e0d\u5168\u90fd\u4f7f\u7528\u82f1\u6587\u5462\uff1f\u6807\u51c6Salesforce\u7528\u6237\u754c\u9762\u5df2\u7ffb\u8bd1\u6240\u6709\u6807\u51c6\u5bf9\u8c61\u7684\u5b57\u6bb5\u540d\u79f0\u7248\u672c\uff0c\u5e76\u4e14\u53ef\u4ee5\u4e3a\u81ea\u5b9a\u4e49\u5bf9\u8c61\u63d0\u4f9b\u81ea\u5df1\u7684\u7ffb\u8bd1\u3002\u4f60\u5c06\u5982\u4f55\u8bbf\u95ee\u8fd9\u4e9b\uff1f\u8bd5\u8bd5\u8fd9\u4e2a\u6807\u8bb0\uff0c\u800c\u4e0d\u662f\u7eaf\u6587\u672c\uff1a&lt;apex\uff1aoutputText value =\u201c{\uff01$ ObjectType.Contact.Fields.FirstName.Label}\u201d\/&gt;\u3002\u5373\u4f7f\u60a8\u7684\u7ec4\u7ec7\u4f7f\u7528\u76f8\u540c\u7684\u8bed\u8a00\uff0c\u8fd9\u4e5f\u662f\u5f15\u7528\u5b57\u6bb5\u6807\u7b7e\u7684\u6b63\u786e\u65b9\u6cd5\uff0c\u56e0\u4e3a\u5982\u679c\u5b57\u6bb5\u540d\u79f0\u88ab\u66f4\u6539\uff0c\u5b83\u5c06\u81ea\u52a8\u66f4\u65b0\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<div id=\"visualforce_custom_controllers_tell_me_more\" class=\"topic concept nested0\" lang=\"en-us\" xml:lang=\"en-us\">\n<h2 id=\"Tdxn4tBK-heading7\" class=\"helpHead2\"><span id=\"topic-title\" class=\"ph\">\u544a\u8bc9\u6211\u66f4\u591a&#8230;<\/span><\/h2>\n<div class=\"body conbody\">\n<div class=\"shortdesc\">\n<p>\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u548cApex\u8bed\u8a00\u8ba9\u60a8\u53ef\u4ee5\u5728Visualforce\u9875\u9762\u4e2d\u5b8c\u6210\u4efb\u4f55\u60a8\u80fd\u60f3\u5230\u7684\u4efb\u4f55\u4e8b\u60c5\u3002<br \/>\nGetter\u65b9\u6cd5\u5c06\u6570\u636e\u4ece\u60a8\u7684\u63a7\u5236\u5668\u4e2d\u62d6\u51fa\u5230\u60a8\u7684\u9875\u9762\u4e0a\u3002\u6709\u76f8\u5e94\u7684setter\u65b9\u6cd5\u53ef\u4ee5\u8ba9\u4f60\u4ece\u9875\u9762\u63d0\u4ea4\u503c\u5230\u4f60\u7684\u63a7\u5236\u5668\u3002\u5c31\u50cfgetter\u65b9\u6cd5\u4e00\u6837\uff0c\u4f60\u5728setter\u524d\u9762\u52a0\u4e0a\u201cset\u201d\uff0c\u9664\u6b64\u4e4b\u5916\uff0c\u5b83\u4eec\u53ea\u662f\u4e00\u4e2a\u65b9\u6cd5\u3002<\/p>\n<p>getter\u548csetter\u7684\u66ff\u4ee3\u65b9\u6cd5\u662f\u4f7f\u7528Apex\u5c5e\u6027\u3002\u5c5e\u6027\u662f\u4e00\u79cd\u53d8\u91cf\u4e0egetter\u548csetter\u65b9\u6cd5\u7684\u7ec4\u5408\uff0c\u5b83\u4eec\u7684\u8bed\u6cd5\u53ef\u4ee5\u66f4\u6e05\u695a\u5730\u5c06\u5b83\u4eec\u7ec4\u5408\u5728\u4e00\u8d77\u3002\u5f15\u7528\u81ea\u5b9a\u4e49\u5bf9\u8c61\u7684\u7b80\u5355\u5c5e\u6027\u53ef\u80fd\u4f1a\u8fd9\u6837\u58f0\u660e\u3002<\/p>\n<\/div>\n<div class=\"p\">\n<div class=\"codeblock\">\n<pre class=\"line-numbers code-toolbar language-java\"><code class=\" language-java\"><span class=\"token keyword\">public<\/span> MyObject__c myVariable <span class=\"token punctuation\">{<\/span> get<span class=\"token punctuation\">;<\/span> set<span class=\"token punctuation\">;<\/span> <span class=\"token punctuation\">}<\/span><\/code><\/pre>\n<div class=\"toolbar\">\n<div class=\"toolbar-item\">\n<p>\u5c5e\u6027\u53ef\u4ee5\u662f\u516c\u5171\u7684\u6216\u79c1\u6709\u7684\uff0c\u53ef\u4ee5\u662f\u53ea\u8bfb\u7684\uff0c\u751a\u81f3\u53ef\u4ee5\u53ea\u5199\uff0c\u901a\u8fc7\u7701\u7565get\u6216set\u3002\u4f60\u53ef\u4ee5\u4e3aget\u6216set\u65b9\u6cd5\u521b\u5efa\u5b9e\u73b0\uff0c\u5f53\u4f60\u60f3\u8981\u6267\u884c\u989d\u5916\u7684\u903b\u8f91\uff0c\u9664\u4e86\u7b80\u5355\u5730\u4fdd\u5b58\u548c\u68c0\u7d22\u4e00\u4e2a\u503c\u3002<\/p>\n<p>\u5c5e\u6027\u662fApex\u7684\u4e00\u822c\u529f\u80fd\uff0c\u4e0d\u662fVisualfor\u7279\u6709\u7684\u3002 Apex\u662f\u4e00\u79cd\u5b8c\u6574\u7684\u7f16\u7a0b\u8bed\u8a00\uff0c\u9664\u4e86\u6210\u4e3a\u6784\u5efa\u590d\u6742\u7684Visualforce\u9875\u9762\u7684\u5929\u7136\u5408\u4f5c\u4f19\u4f34\u5916\uff0c\u5b83\u8fd8\u88ab\u7528\u4e8e\u8bb8\u591a\u5176\u4ed6\u7684Force.com\u5f00\u53d1\u73af\u5883\u3002\u8bf7\u53c2\u9605\u6b64\u5904\u5176\u4ed6\u4f4d\u7f6e\u7684Apex\u4e3b\u9898\u4ee5\u53ca\u672c\u9875\u672b\u5c3e\u7684\u8d44\u6e90\uff0c\u4e86\u89e3\u5982\u4f55\u5b66\u4e60\u5145\u5206\u5229\u7528Apex\u3002<\/p>\n<p>Visualforce\u8bf7\u6c42\u548c\u54cd\u5e94\u7684\u751f\u547d\u5468\u671f\u6700\u521d\u53ef\u80fd\u770b\u8d77\u6765\u5f88\u590d\u6742\u3002\u5c24\u5176\u91cd\u8981\u7684\u662f\u8981\u660e\u767d\uff0c\u6ca1\u6709\u7279\u5b9a\u7684getter\u6216setter\uff08\u6216\u5c5e\u6027\uff0c\u5982\u679c\u4f60\u4f7f\u7528\u5b83\u4eec\uff09\u7684\u987a\u5e8f\u88ab\u8c03\u7528\uff0c\u6240\u4ee5\u4f60\u4e0d\u80fd\u5728\u5b83\u4eec\u4e4b\u95f4\u5f15\u5165\u987a\u5e8f\u6267\u884c\u7684\u4f9d\u8d56\u5173\u7cfb\u3002 Visualforce\u5f00\u53d1\u4eba\u5458\u6307\u5357\u7684\u76f8\u5173\u7ae0\u8282\u4e2d\u63d0\u4f9b\u4e86\u66f4\u591a\u8be6\u7ec6\u4fe1\u606f\uff0c\u7279\u522b\u662f\u201c\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u548c\u63a7\u5236\u5668\u6269\u5c55\u201d\u4e00\u7ae0\u3002<\/p>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u89e3\u91ca\u4e00\u4e0b\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u662f\u4ec0\u4e48\uff0c\u5e76\u63cf\u8ff0\u5176\u5173\u952e\u5c5e\u6027\u3002 \u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7c7b\u3002  &hellip; <a href=\"http:\/\/www.ponybai.com\/?p=556\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb<span class=\"screen-reader-text\">Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[90],"tags":[],"class_list":["post-556","post","type-post","status-publish","format-standard","hentry","category-visualforce-"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.7 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668 - \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=556\" \/>\n<meta property=\"og:locale\" content=\"zh_CN\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668 - \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 \u89e3\u91ca\u4e00\u4e0b\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u662f\u4ec0\u4e48\uff0c\u5e76\u63cf\u8ff0\u5176\u5173\u952e\u5c5e\u6027\u3002 \u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7c7b\u3002 &hellip; \u7ee7\u7eed\u9605\u8bfbSalesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\" \/>\n<meta property=\"og:url\" content=\"http:\/\/www.ponybai.com\/?p=556\" \/>\n<meta property=\"og:site_name\" content=\"\u767d\u767d\u968f\u7b14\" \/>\n<meta property=\"article:published_time\" content=\"2018-01-18T13:50:30+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/res.cloudinary.com\/hy4kyit2a\/image\/upload\/doc\/trailhead\/en-usab55baefb9a972ea06c57810ce063163.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=\"2 \u5206\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"Article\",\"@id\":\"http:\/\/www.ponybai.com\/?p=556#article\",\"isPartOf\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=556\"},\"author\":{\"name\":\"ponybai\",\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"headline\":\"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\",\"datePublished\":\"2018-01-18T13:50:30+00:00\",\"dateModified\":\"2018-01-18T13:50:30+00:00\",\"mainEntityOfPage\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=556\"},\"wordCount\":155,\"publisher\":{\"@id\":\"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883\"},\"articleSection\":[\"Visualforce-\u57fa\u7840\"],\"inLanguage\":\"zh-Hans\"},{\"@type\":\"WebPage\",\"@id\":\"http:\/\/www.ponybai.com\/?p=556\",\"url\":\"http:\/\/www.ponybai.com\/?p=556\",\"name\":\"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668 - \u767d\u767d\u968f\u7b14\",\"isPartOf\":{\"@id\":\"http:\/\/www.ponybai.com\/#website\"},\"datePublished\":\"2018-01-18T13:50:30+00:00\",\"dateModified\":\"2018-01-18T13:50:30+00:00\",\"breadcrumb\":{\"@id\":\"http:\/\/www.ponybai.com\/?p=556#breadcrumb\"},\"inLanguage\":\"zh-Hans\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"http:\/\/www.ponybai.com\/?p=556\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"http:\/\/www.ponybai.com\/?p=556#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"\u9996\u9875\",\"item\":\"http:\/\/www.ponybai.com\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\"}]},{\"@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":"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668 - \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=556","og_locale":"zh_CN","og_type":"article","og_title":"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668 - \u767d\u767d\u968f\u7b14","og_description":"\u5b66\u4e60\u76ee\u6807 \u5b8c\u6210\u672c\u5355\u5143\u540e\uff0c\u60a8\u5c06\u80fd\u591f\uff1a \u89e3\u91ca\u4e00\u4e0b\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u662f\u4ec0\u4e48\uff0c\u5e76\u63cf\u8ff0\u5176\u5173\u952e\u5c5e\u6027\u3002 \u521b\u5efa\u4e00\u4e2a\u81ea\u5b9a\u4e49\u63a7\u5236\u5668\u7c7b\u3002 &hellip; \u7ee7\u7eed\u9605\u8bfbSalesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668","og_url":"http:\/\/www.ponybai.com\/?p=556","og_site_name":"\u767d\u767d\u968f\u7b14","article_published_time":"2018-01-18T13:50:30+00:00","og_image":[{"url":"https:\/\/res.cloudinary.com\/hy4kyit2a\/image\/upload\/doc\/trailhead\/en-usab55baefb9a972ea06c57810ce063163.png"}],"author":"ponybai","twitter_card":"summary_large_image","twitter_misc":{"\u4f5c\u8005":"ponybai","\u9884\u8ba1\u9605\u8bfb\u65f6\u95f4":"2 \u5206"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"Article","@id":"http:\/\/www.ponybai.com\/?p=556#article","isPartOf":{"@id":"http:\/\/www.ponybai.com\/?p=556"},"author":{"name":"ponybai","@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883"},"headline":"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668","datePublished":"2018-01-18T13:50:30+00:00","dateModified":"2018-01-18T13:50:30+00:00","mainEntityOfPage":{"@id":"http:\/\/www.ponybai.com\/?p=556"},"wordCount":155,"publisher":{"@id":"http:\/\/www.ponybai.com\/#\/schema\/person\/935c7592c850c65e1e5eba4530dbf883"},"articleSection":["Visualforce-\u57fa\u7840"],"inLanguage":"zh-Hans"},{"@type":"WebPage","@id":"http:\/\/www.ponybai.com\/?p=556","url":"http:\/\/www.ponybai.com\/?p=556","name":"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668 - \u767d\u767d\u968f\u7b14","isPartOf":{"@id":"http:\/\/www.ponybai.com\/#website"},"datePublished":"2018-01-18T13:50:30+00:00","dateModified":"2018-01-18T13:50:30+00:00","breadcrumb":{"@id":"http:\/\/www.ponybai.com\/?p=556#breadcrumb"},"inLanguage":"zh-Hans","potentialAction":[{"@type":"ReadAction","target":["http:\/\/www.ponybai.com\/?p=556"]}]},{"@type":"BreadcrumbList","@id":"http:\/\/www.ponybai.com\/?p=556#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"\u9996\u9875","item":"http:\/\/www.ponybai.com\/"},{"@type":"ListItem","position":2,"name":"Salesforce Visualforce (\u57fa\u78409\uff09\u81ea\u5b9a\u4e49\u63a7\u5236\u5668"}]},{"@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\/556","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=556"}],"version-history":[{"count":0,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=\/wp\/v2\/posts\/556\/revisions"}],"wp:attachment":[{"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=556"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=556"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/www.ponybai.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=556"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}