问使用jquery获取facebook评论数

EN

function getCommentNum() {
    $.getJSON("https://graph.facebook.com/[your facebook user id]_[story id of post]?callback=?", function(json) {
        alert(json.comments.count);
    });
}

<div class="aaa"></div>
function getFacebookCommentCount(url, callback) {
    $.getJSON('https://graph.facebook.com/?ids='+url, function(data) {
        if(url && url != '#' && url != '') {
           if(!data['error']) {
              callback(data[url]);
           }
        }
     });
}

getFacebookCommentCount('http://example.com/', function(callback) {
  $('.aaa').html(callback['comments']+'-'+callback['shares']);
});