<%@ page language="java" contentType="text/html; charset=utf-8"
pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>js实现checkbox全选，反选，全不选</title>
</head>
<script type="text/javascript" src="js/jquery-1.6.4.js"></script>
<script type="text/javascript">
//复选框全选
function checkAll(formvalue) {
var roomids = document.getElementsByName(formvalue);
for ( var j = 0; j < roomids.length; j++) {
if (roomids.item(j).checked == false) {
roomids.item(j).checked = true;
}
}
}
//复选框全不选
function uncheckAll(formvalue) {
var roomids = document.getElementsByName(formvalue);
for ( var j = 0; j < roomids.length; j++) {
if (roomids.item(j).checked == true) {
roomids.item(j).checked = false;
}
}
}
//复选框选择转换
function switchAll(formvalue) {
var roomids = document.getElementsByName(formvalue);
for ( var j = 0; j < roomids.length; j++) {
roomids.item(j).checked = !roomids.item(j).checked;
}
}
</script>
</head>
<body>
<input type="radio" name="all" id="all" onclick="checkAll('test')" />
全选
<input type="radio" name="all" id="Checkbox1"
onclick="uncheckAll('test')" /> 全不选
<input type="radio" name="all" id="Checkbox2"
onclick="switchAll('test')" /> 反选
<br />
<input name="test" value="复选框1" type="checkbox" /> 复选框1 <br />
<input name="test" value="复选框2" type="checkbox" /> 复选框2 <br />
<input name="test" value="复选框3" type="checkbox" /> 复选框3 <br />
<input name="test" value="复选框4" type="checkbox" /> 复选框4 <br />
<input name="test" value="复选框5" type="checkbox" /> 复选框5 <br />
<input name="test" value="复选框6" type="checkbox" /> 复选框6 <br />
</body>
</html>