如何将“奇数"和“偶数"类添加到 div (Jquery)? [英] How to add 'odd' and 'even' classes to divs (Jquery)?

问题描述

如何使用 Jquery 向 div 添加奇数"和偶数"类?我有这个 html

<div class="item"></div><div class="item"></div><div class="item"></div><div class="item"></div>

我需要向div.item"添加奇数"和偶数"类才能获得此

<div class="item奇数"></div><div class="item even"></div><div class="item奇数"></div><div class="item even"></div>

解决方案

您可以使用:奇数 和 :even 选择器

 $('.carousel item:odd').addClass('odd');$('.carousel item:even').addClass('even');

How to add 'odd' and 'even' classes to divs using Jquery? I have this html

<div class="carousel" >
   <div class="item"></div>
   <div class="item"></div>
   <div class="item"></div>
   <div class="item"></div>
</div> 

and I need to add 'odd' and 'even' classes to the 'div.item' to get this

<div class="carousel" >
   <div class="item odd"></div>
   <div class="item even"></div>
   <div class="item odd"></div>
   <div class="item even"></div>
</div> 

解决方案

You can use :odd and :even selector

 $('.carousel item:odd').addClass('odd');
 $('.carousel item:even').addClass('even');

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