<html>
<head>
<title>mock</title>
<script src="jquery.js"></script>
</head>
<body>
<input type="checkbox" value="1" id="a" />1
<input type="checkbox" value="2" id="b" />2
<input type="checkbox" value="3" id="c" />3
<input type="button" value="全选" id="bb" />
<input type="button" value="取消" id="cc" />
<script>
$("#a, #b, #c").change(function(){
console.log(this.value + " 状态 " + this.checked)
})
$("#bb").click(function(){
$("#a, #b, #c").each(function(){
this.checked=true;
}).change()
})
$("#cc").click(function(){
$("#a, #b, #c").each(function(){
this.checked=false;
}).change()
})
</script>
</body>
</html>
