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複製代碼 代碼如下:
<%@ Page Language="C#" AutoEventWireup="true" CodeFile="DemoCheckBox.aspx.cs" Inherits="DemoCheckBox" %>
<!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 runat="server">
<title>無標題頁</title>
<script src="js/jquery-1.6.min.js" type="text/javascript"></script>
<script type="text/javascript">
jQuery(function($){
//全選
$("#btn1").click(function(){
$("input[name='checkbox']").attr("checked","true");
})
//取消全選
$("#btn2").click(function(){
$("input[name='checkbox']").removeAttr("checked");
})
//選中所有基數
$("#btn3").click(function(){
$("input[name='checkbox']:even").attr("checked","true");
})
//選中所有偶數
$("#btn6").click(function(){
$("input[name='checkbox']:odd").attr("checked","true");
})
//反選
$("#btn4").click(function(){
$("input[name='checkbox']").each(function(){
if($(this).attr("checked"))
{
$(this).removeAttr("checked");
}
else
{
$(this).attr("checked","true");
}
})
})
//或許選擇項的值
var aa="";
$("#btn5").click(function(){
$("input[name='checkbox']:checkbox:checked").each(function(){
aa+=$(this).val()
})
document.write(aa);
})
})
</script>
</head>
<body>
<form id="form1" runat="server">
<div>
<input type="button" id="btn1" value="全選">
<input type="button" id="btn2" value="取消全選">
<input type="button" id="btn3" value="選中所有奇數">
<input type="button" id="btn6" value="選中所有偶數">
<input type="button" id="btn4" value="反選">
<input type="button" id="btn5" value="獲得選中的所有值">
<br>
<input type="checkbox" name="checkbox" value="checkbox1">
checkbox1
<input type="checkbox" name="checkbox" value="checkbox2">
checkbox2
<input type="checkbox" name="checkbox" value="checkbox3">
checkbox3
<input type="checkbox" name="checkbox" value="checkbox4">
checkbox4
<input type="checkbox" name="checkbox" value="checkbox5">
checkbox5
<input type="checkbox" name="checkbox" value="checkbox6">
checkbox6
<input type="checkbox" name="checkbox" value="checkbox7">
checkbox7
<input type="checkbox" name="checkbox" value="checkbox8">
checkbox8
</div>
</form>
</body>
</html>
jquery 迴圈讀取checkbox值
複製代碼 代碼如下:
$("input[type=checkbox][checked]").each(function(){ //由於複選框一般選中的是多個,所以可以迴圈輸出
alert($(this).val());
});
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