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我怎么能用依靠 j印变数的补贴来选择行文?
原标题:How can I select the row with an id that s depending on a javascript variable?

我有一行<代码>id=“row_4”。

页: 1

我如何利用 j子选择这一要素? 审判

<代码>$(#row_ + rownum>>

但这似乎行不通。

问题回答

if you not getting any error s, then you may calling before page load(as alnitak hinted) try to put in doucment.ready() function.

类似情况。

 $(document).ready(function(){
   alert($( #row_  + rownum).text());
});




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