<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>JQuery 判断checkbox是否选中，checkbox全选，获取checkbox选中值</title>
<script type="text/javascript" language="javascript" src="http://code.jquery.com/jquery-1.6.4.min.js" ></script>
<script type="text/javascript">
$(function(){
/*------------
全选/全不选
------------*/
$(\'#cboxchecked\').click(function(){
//判断apple是否被选中
var bischecked=$(\'#cboxchecked\').is(\':checked\');
var fruit=$(\'input[name="fruit"]\');
bischecked?fruit.attr(\'checked\',true):fruit.attr(\'checked\',false);
});
/*-------------
获取选中值
-------------*/
$(\'#btn_submit\').submit(function(){
$(\'input[name="fruit"]:checked\').each(function(){
var sfruit=$(this).val();
alert(sfruit);
});
return false;
});
})
</script>
</head>
<body>
<form action="">
<input type="checkbox" id="cboxchecked" />
<label for="cboxchecked">全选/全不选</label>
<br />
<br />
<input type="checkbox" id="cboxapple" name="fruit" value="apple" />
<label for="apple">Apple</label>
<input type="checkbox" id="cboxorange" name="fruit" value="orange" />
<label for="orange">Orange</label>
<input type="checkbox" id="cboxbanana" name="fruit" value="banana" />
<label for="banana">Banana</label>
<input type="checkbox" id="cboxgrapes" name="fruit" value="grapes" />
<label for="grapes">Grapes</label>
<br />
<br />
<input type="submit" id="btn_submit" value="submit" />
</form>
</body>
</html>
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