<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www./TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www./1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script type="text/javascript" src="jquery-1.9.1.js"></script>
<script type="text/javascript">
$(function(){
//全选
$("input[type=button]:eq(0)").click(function(){
$("input[name=aihao]").attr("checked",true)
}
)
//全不选
$("input[type=button]:eq(1)").click(function(){
$("input[name=aihao]").attr("checked",false)
}
)
//反选
$('#fanxuan').click(function(){
$("input[name=aihao]").each(function(){
//通过this.checked代替了true或false,都变成他们的相反状态
this.checked=!this.checked
})
})
//弹出提示框
$("#tishi").click(function(){
var str="你的爱好是："
$(":checked").each(function(){
str=str+$(this).val()+",";
});
alert(str)
})
})
</script>
</head>
<body><h3>请选择你的爱好！</h3>
<input type="checkbox" name="aihao" value="运动"/>运动
<input type="checkbox" name="aihao" value="旅游"/>旅游
<input type="checkbox" name="aihao" value="上网"/>上网
<input type="checkbox" name="aihao" value="交友"/>交友
<input type="checkbox" name="aihao" value="看书"/>看书
<br/>
<input type="button" value="全选" id="quanxuan"/>
<input type="button" value="全不选" id="quanbuxuan"/>
<input type="button" value="反选" id="fanxuan"/>
<input type="button" value="提示" id="tishi"/>
</body>
</html>
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