Javascript 统计<div>的个数
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Count the number of <div>
提问by user319854
Is it possible using jQuery to count the number of div elements?
是否可以使用 jQuery 来计算 div 元素的数量？
I have this code:
我有这个代码：
<div id = "center">
<div class ="name">text text</div>
<div class ="name">text text text ... </div>
<div class ="name">text ...</div>
</div>
And get number: 3
并获得数量：3
回答by Philippe Leybaert
$("#center div").lengthwill give you the count.
$("#center div").length会给你计数。
回答by Huthaifa Afanah
document.getElementsByTagName("div").lengthwill give you the desired answer
document.getElementsByTagName("div").length会给你想要的答案
回答by IgalSt
<div id = "center">
<div class ="name">text text</div>
<div class ="name">
<div class ="SomeOtherDiv">bla bla</div>
</div>
<div class ="name">text ...</div>
</div>
$('#center div').length // Result: 4
$('#center div').length // 结果：4
$('#center > div').length // Result: 3
$('#center > div').length // 结果：3
