Use by JS:
<!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=gb2312" />
<title>js实现checkbox全选,反选,全不选</title>
<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>
update by xdwang 2012-11-30
Use by JQuery
<%@ 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">
<meta http-equiv="pragma" content="no-cache">
<meta http-equiv="cache-control" content="no-cache">
<meta http-equiv="expires" content="0">
<script type="text/javascript" src="./res/js/jquery-1.8.2.js">
</script>
<title>JQuery实现checkbox全选,反选,全不选</title>
<script type="text/javascript">
//复选框选择
function checkboxOnclick(){
if($("[name='test'][checked]").length>1){
$("input[name='test']").each(function(){
$(this).attr("checked",false);
});
}else{
$("input[name='test']").each(function(){
$(this).attr("checked",true);
});
}
}
//获取选中复选框的值,一般在批量删除时需要使用
function getCheckBoxValues(){
var idsStr="";
$("input[name='test']").each(function(){
if($(this).attr("checked") == "checked"){
if($(this).val()!=""){
idsStr+=$(this).val()+",";
}
}
});
if(idsStr!=""){
//进行删除
alert(idsStr);
}else{
alert("请选择需要删除的记录!");
}
}
</script>
</head>
<body>
<input name="test" value="" type="checkbox" onclick="checkboxOnclick()" /> 复选框 <br />
<input name="test" value="1" type="checkbox" /> 1 <br />
<input name="test" value="2" type="checkbox" /> 2 <br />
<input name="test" value="3" type="checkbox" /> 3 <br />
<input name="test" value="4" type="checkbox" /> 4 <br />
<input name="test" value="5" type="checkbox" /> 5 <br />
<input name="test" value="6" type="checkbox" /> 6 <br />
<input type="button" value="获取选中复选框的值集合" onclick="getCheckBoxValues()">
</body>
</html>