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jquery 根据索引index或value值设置单选框radio的某一项为选中状态

WBOY
WBOYOriginal
2016-06-01 09:54:491806browse
<code class="language-html"><input type="radio" name="rd" id="rd1" value="1">1
<input type="radio" name="rd" id="rd2" value="2">2
<input type="radio" name="rd" id="rd3" value="3">3</code>

根据索引值设置任意一个radio为选中值: 

<code class="language-javascript">$('input:radio').eq(索引值).attr('checked', 'true');索引值=0,1,2.... 
或者 
$('input:radio').slice(1,2).attr('checked', 'true'); </code>


根据Value值设置Radio为选中值 

<code class="language-javascript">$("input:radio[value='rd2']").attr('checked','true'); 
或者 
$("input[value='rd2']").attr('checked','true'); </code>

 

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