javascript - 如何抓取优酷视频的评论内容

Question

比如2014苹果秋季发布会中文视频：iPad Air 2 1017 这个链接评论内容，本以为解析源代码的标签就可以，但是源代码里没有找到对应的HTML元素，用file_get_contents或curl直接404，有什么方法可以获取？

怪我咯 · Answer

http://comments.youku.com/comments/~ajax/vpcommentContent.html?__ap=%7B%22videoid%22:%22201269103%22,%22sid%22:%22720101079%22,%22page%22:1,%22commentSid%22:%22%22,%22showid%22:%220%22%7D&__ai=&__callback=displayComments

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