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jQuery获得子元素个数的方法_jquery

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Release： 2016-05-16 16:04:09
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本文实例讲述了jQuery获得子元素个数的方法。分享给大家供大家参考。具体分析如下：

//获取id=div1下的子元素的个数
$('#div1').children().length;
//获取id=div1下的span元素个数
$('#div1').children('span').length;
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希望本文所述对大家的jQuery程序设计有所帮助。

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