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从墙上的自定义选项卡粘贴链接时,我注意到描述来自信息选项卡而不是自定义选项卡。我想将描述更改为与自定义选项卡相关的内容。有人知道怎么做这个吗?

发布链接下的描述并非来自此来源:http ://www.facebook.com/commerzbankcareer?sk=app_265085363536247但形成此http://www.facebook.com/commerzbankcareer?sk=info

我尝试在自定义选项卡的 PHP 文件中的 Facebook SDK 中添加 FB.ui 提要对话框,但这不起作用:

<div id="fb-root"></div>  <script type="text/javascript">    window.fbAsyncInit = function() {     FB.init({appId: '265085363536247', status: true, cookie: true, xfbml: true});   window.setTimeout(function() {     FB.Canvas.setAutoResize();   }, 250);   };   (function() {     var e = document.createElement('script'); e.async = true;     e.src = document.location.protocol +       '//connect.facebook.net/en_US/all.js';     document.getElementById('fb-root').appendChild(e);   }());function postToFeed() {

    // calling the API ...
    var obj = {
      method: 'feed',
      link: 'https://www.facebook.com/commerzbankcareer?sk=app_265085363536247',
      picture: '',
      name: 'Facebook Dialogs',
      caption: 'Reference Documentation',
      description: 'Using Dialogs to interact with users.'
    };

    function callback(response) {
      document.getElementById('msg').innerHTML = "Post ID: " + response['post_id'];
    }

    FB.ui(obj, callback);
  }

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