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这家电商平台的前端太牛逼了

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  •   titianxingdaozhe · Sep 20, 2016 · 1841 views
    This topic created in 3665 days ago, the information mentioned may be changed or developed.

    请告诉我怎么做到将不同的变量判断为相同！

    多加了个感叹号吗？

    !( a != b)

    http://i.imgur.com/FoNfDVP.jpg

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