jquery实现checkbox全选全不选的简单实例
demo一：
. 代码如下:
<%@ page language="java" pageencoding="utf-8"%>
<%@ taglib prefix="s" uri="/struts-tags" %>
<%@ taglib prefix="c" uri="http://java.sun.com//jstl/core" %>
<%@ taglib prefix="fn" uri="http://java.sun.com/jsp/jstl/functions"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jstl/fmt" %>
<%@ taglib uri="/web-inf/tlds/test.tld" prefix="pig"%>
<%
string path = request.getcontextpath();
string basepath = request.getscheme() + "://" + request.getservername() + ":" + request.getserverport()+ path;
%>
<!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>
<title></title>
<script type="text/javascript" src="<%=path %>/scripts/jquery.js"></script>
<script type="text/javascript">
function checksubmit() {
document.search.submit();
}
function fnull(){
var obj = document.getelementbyid("gopage");
var index = obj.selectedindex; // 选中索引
var text = obj.options[index].text; // 选中文本
var go = obj.options[index].value; // 选中值
//alert(go);
gopage(go);
}
function gopage(page){
var numberpg=document.getelementbyid("numberpg").value;
document.getelementbyid("prepage").value=numberpg;
document.getelementbyid("currpage").value=page;
checksubmit();
}
function px(){
var numberpg=document.getelementbyid("numberpg").value;
gopage(1);
}
function driction(id){
document.s_result_form1.s_result_form1_id.value = id;
document.s_result_form1.submit();
}
$(function(){
$("td").css("height","22px");
$("#refresh").bind("click",function(){
//location.reload();
location="wlan!querysurveywlan.do";
});
$(".dg_alternatingitemstyle").bind("mouver",function(){
$(this).children().css("height","22px");
});
$(".dg_alternatingitemstyle").bind("mouseout",function(){
$(this).children().css("height","22px");
});
});
</script>
<style type="text/css">
<!--
.f {
font-size: 12px;
}
-->
</style>
</head>
<body id="master">
<p id="mainareacontent">
<p class="mainarea">
<p class="dataarea">
<table width="100%" cellpadding="0" cellspacing="0" class="title">
<tr>
<th width="1268">
<span>wlan调查管理</span>
</th>
<td width="26" class="null">
<input type="image" name="import" src="<%=path %>/themes/default/btn_sc.gif" onclick="deletes()" alt = "勾选批量删除"/>
</td>
<td width="16" class="null" align="center">
<input type="image" name="export" src="<%=path %>/themes/default/btn_exp.gif"
onclick="window.location = 'wlan!hotexport.do'" alt = "导出"/>
</td>
&nnbsp; <td width="16" class="null">
<img id="refresh" src="<%=path %>/themes/default/btn_sx.gif" width="50" height="20" alt = "刷新"/>
</td>
</tr>
</table>
<!----------- 数据列表 ------------------>
<p class="datagrid">
<p class="search" style="margin-top:0px;">
<form action="wlan!querysurveywlan.do" method="post" onsubmit="return false;"
name="search" id="search">
<table cellpadding="0" cellspacing="0" width="97%">
<tr>
<td>记录日期：</td>
<td><input type="text" name="msgdate" id="msgdate" value="${msgdate}"/></td>
<td>热点类型：</td>
<td>
<s:select list="typemap" name="msgtype" value="msgtype" theme="simple"/>
</td>
<td>上网类型：</td>
<td>
<s:select list="areamap" name="msgonlinetype" value="msgonlinetype" theme="simple"/>
</td>
</tr>
<tr>
<td>手机号码：</td>
<td>
<input type="text" name="msgmobileno" id="msgmobileno" value="${msgmobileno}"/>
</td>
<td>地址建议：</td>
<td>
<input type="text" name="msgaddress" id="msgaddress" value="${msgaddress}"/>
</td>
<td style="text-align:left" colspan="2"><img style="width:50; height:20;
border:0; cursor: pointer;" onclick="checksubmit()" src="<%=path %>/themes/default/btn_search.gif" /></td>
</tr>
</table>
<input type="hidden" name="prepage" id="prepage" value="${prepage}"/>
<input type="hidden" name="currpage" id="currpage" value="${currpage}"/>
</form>
</p>
<table id="list" width="100%" cellpadding="0" cellspacing="0" class="dg_borderstyle" border="1" bordercolor="#1c568a">
<tr>
<th width="3%" style="background-color:#9fbfe3"><p align="center" title="全选/全不选"><input id="allselect" name="allselect" type="checkbox" onclick="selectall()" title="全选/全不选"/></p></th>
<th width="10%" style="background-color:#9fbfe3"><p align="center">记录日期</p></th>
<th width="10%" style="background-color:#9fbfe3"><p align="center">热点类型</p></th>
<th width="13%" style="background-color:#9fbfe3"><p align="center">上网类型</p></th>
<th width="12%" style="background-color:#9fbfe3"><p align="center">手机号码</p></th>
<th width="12%" style="background-color:#9fbfe3"><p align="center">地址建议</p></th>
</tr>
<s:iterator value="surveylist" id="dto" status="sta">
<tr onmouseover="mover(this)" onmouseout="mout(this)" class="dg_alternatingitemstyle">
<td align="center" class="f">
<c:choose>
<c:when test="1==1">
<input id="ck" name="ck" type="checkbox" onclick="cancelckselect()" disabled="disabled"/>
</c:when>
<c:otherwise>
<input id="ck" name="ck" type="checkbox" onclick="cancelckselect()"/>
</c:otherwise>
</c:choose>
<input id="ckvalue${sta.count-1}" name="ckvalue${sta.count-1}" type="hidden" value="${dto.id}"/>
</td>
<td align="center" class="f">
${dto.recmakedate}
</td>
<td align="center" class="f">
${dto.type}
</td>
<td align="center" class="f">
${dto.onlinetype}
</td>
<td align="center" class="f">
${dto.mobileno}
</td>
<td align="center" class="f">
${dto.address}
</td>
</tr>
</s:iterator>
</table>
<s:if test="surveylist.size>0">
<table width="98%" cellpadding="0" cellspacing="0" class="dg_pagestyle">
<tr>
<th>第${currpage}页 | 共${countpage}页/${countnum}条记录</th>
<td>每页
<select id="numberpg" name="numberpg" onchange="px(this.options
[this.selectedindex].value)">
<option <c:if test="${prepage==100}">selected="selected"</c:if>
value="100">100</option>
<option <c:if test="${prepage==300}">selected="selected"</c:if>
value="300">300</option>
<option <c:if test="${prepage==500}">selected="selected"</c:if>
value="500">500</option>
</select>
条记录 | 第
<select name="gopage" id="gopage">
<s:iterator begin="1" end="countpage" status="stu">
<c:choose>
<c:when test="${stu.count==currpage}"><option value='${stu.count}' selected='selected'>${stu.count}</option></c:when>
<c:otherwise>
<option value="${stu.count}">${stu.count}</option>
</c:otherwise>
</c:choose>
</s:iterator>
</select>
<!-- <input type="text" style="width:25px;" id="gopage" value="${currpage}" onkeydown="if(event.keycode==13){fnull();return false;}" style="ime-mode: disabled; width: 60px; height: 15px" onkeyup="this.value=this.value.replace(/\d/g,'')" onafterpaste="this.value=this.value.replace(/\d/g,'')" />--> 页
<a onclick="fnull()" id="go" style="text-decoration:none;" >
<img border="0" src="<%=path %>/themes/default/btn_go.gif" />
</a>
<a style="text-decoration:none;" onclick="gopage(1)">
<img border="0" src='<%=path %>/themes/default/btn_sy.gif'/>
</a>
<c:if test="${currpage!=1}">
<a style="text-decoration:none;" onclick="gopage(${currpage-1})" >
<img border="0" src='<%=path %>/themes/default/btn_syy.gif'/>
</a>
</c:if>
<c:if test="${currpage!=countpage}">
<a style="text-decoration:none;" onclick="gopage(${currpage+1})">
<img border="0" src='<%=path %>/themes/default/btn_xyy.gif'/>
</a>
</c:if>
<a style="text-decoration:none;" onclick="gopage(${countpage})">
<img border="0" src='<%=path %>/themes/default/btn_wy.gif'/>
</a>
</td>
</tr>
</table>
</s:if>
<s:else>
<center>当前查询没有数据！</center>
</s:else>
</p>
</p>
</p>
</p>
</body>
</html>
<script>
$(function(){
});
function selectall(){
var ck = $("input[name=ck]");
var currselect = $("input[name=allselect][checked]").val();
$.each(ck,function(i){
//alert(ck[i].disabled)
if(!ck[i].disabled){
ck[i].checked = currselect;
}
});
}
function cancelckselect(){
var ck = $("input[name=ck]");
var r = true;
$.each(ck,function(i){
if(!ck[i].checked && !ck[i].disabled){
r=false;
return false;
}
});
$('#allselect').attr('checked', r);
}
function deletes(){
var delid ="";
var ck = $("input[name=ck]");
$.each(ck,function(i){
if(ck[i].checked && !ck[i].disabled){
delid += "'"+$("#ckvalue"+i).val()+"',";
}
});
delid = delid.substring(0,delid.lastindexof(","));
if(delid != ""){
var flag = window.confirm("您确定删除吗?");
if(!flag){
return;
}
window.location= "wlan!hotdelete.do?hotwlanid="+delid;
}else{
alert('请选择需要删除的数据！');
}
}
</script>
demo二：
. 代码如下:
<script src="jquery-1.6.2.min.js"></script>
<input type="checkbox" id="ckall" />check all<br />
<input type="checkbox" name="sub" />1<br />
<input type="checkbox" name="sub"/>2<br />
<input type="checkbox" name="sub"/>3<br />
<input type="checkbox" name="sub"/>4<br />
<script>
$("#ckall").click(function() {
$("input[name='sub']").prop("checked", this.checked);
});
$("input[name='sub']").click(function() {
var $subs = $("input[name='sub']");
$("#ckall").prop("checked" , $subs.length == $subs.filter(":checked").length ? true :false);
});
</script>