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js 获取 前一个页面的 url

2017-04-08 08:30 645 查看
HTML code

<%@
Page Language="C#" AutoEventWireup="true"
CodeFile="Default2.aspx.cs"
Inherits="Default2"
%>
<!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></title>
<script src="jquery-1.6.min.js" language="javascript" type="text/javascript"></script>
<script language="javascript" type="text/javascript"> function
GetUrl() {
alert(document.getElementByIdx_x_x('hidden1').value);
} </script></head><body> <form id="form1" runat="server"> <div> <input id="Button1" type="button" value="获取上一页地址" onclick="GetUrl();" /> <input id="hidden1" type="hidden" value="" runat="server" /><%--隐藏域存储上一页地址--%>
</div> </form></body></html>

C# code
using System; using System.Collections.Generic; using System.Linq; using System.Web; using System.Web.UI; using System.Web.UI.WebControls; public partial class Default2
: System.Web.UI.Page { protected void Page_Load(object sender,
EventArgs e) { if
(!Page.IsPostBack) { hidden1.Value
= Request.UrlReferrer.ToString(); } } }
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