JQuery日常使用

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jquery 获取radio组的选中值

<div class="col-md-2 col-sm-3 col-xs-4">
	<span>全&emsp;选:</span>
	<input type="radio" checked="checked" name="heard" value="" /> <br/>
	<span>已听过:</span>
	<input id="heard" type="radio" name="heard" value="1" /><br/>
	<span>未听过:</span>
	<input id="noheard" type="radio" name="heard" value="0" />
</div>
$('input:radio[name="heard"]:checked').val()

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