javascript - 为什么下面这个代码不能把id换成class
阿神
阿神 2017-04-11 12:56:15
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var tabletd_gg=document.getElementById('gg_blank').innerHTML;
    var count = 0;
    var res_gg = tabletd_gg.replace(/~/g, function(x){ var symbol = count++ == 1 ? '~<br/>' : x; return symbol;});
    document.getElementById('gg_blank').innerHTML=res_gg;

效果是这样的


转换

为什么用getElementsByClassName()就失效了?

阿神
阿神

闭关修行中......

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