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javascript-如何抓取的·网页制定内容

WBOY
WBOYOriginal
2016-06-02 11:34:451100browse

javascriptphp

如何使用js或者php抓取网页的制定元素的,制定内容?
比如有很多的

标签,我想抓取特定的,要求通过父元素的标签或class,在定位到制定的

如何写?

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