关于__doPostBack
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<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="WebForm1.aspx.cs" Inherits="MyWebSiteTest.Reflection.WebForm1" %>
<!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>
<style type="text/css">
*{ font-family:Arial; font-size:14px; line-height:23px;}
body{ background-color:#FAF9DE; }
</style>
</head>
<body>
<%--银河白 #FFFFFF rgb(255, 255, 255)
杏仁黄 #FAF9DE rgb(250, 249, 222)
秋叶褐 #FFF2E2 rgb(255, 242, 226)
胭脂红 #FDE6E0 rgb(253, 230, 224)
青草绿 #E3EDCD rgb(227, 237, 205)
海天蓝 #DCE2F1 rgb(220, 226, 241)
葛巾紫 #E9EBFE rgb(233, 235, 254)
极光灰 #EAEAEF rgb(234, 234, 239)--%>
<form id="form1" runat="server">
<div style=" width:960px; margin:0 auto;">
<div style=" height:100px;"></div>
<asp:LinkButton runat="server" ID="likbtn" />
<%--第一个参数表示按钮ID，第二参数随便写的，为的就是在后台确定按钮是否被点击了。 --%>
<div style=" border:2px solid #C60A00; padding:10px; width:80px;"><%=outHTML %></div><br />
<button type="button" id="btnConfirm" onclick="__doPostBack('btnConfirm','1')">查询</button>
<button type="button" id="btnPostBack" onclick="__doPostBack('FF',1)">测试</button>
<%--<a id="A1" href="javascript:__doPostBack('likbtn','')"></a>--%>
</div>
</form>
</body>
</html>
public partial class WebForm1 : System.Web.UI.Page
{
public string outHTML = string.Empty;
protected void Page_Load(object sender, EventArgs e)
{
string controlName = Request.Params.Get("__EVENTTARGET");
string eventArgument = Request.Params.Get("__EVENTARGUMENT");
// 确定按钮事件
if (controlName == "btnConfirm" && eventArgument == "2")
{
btnConfirm_Click(sender, e);
}
// 查询按钮事件
if (controlName == "FF" && eventArgument == "1")
{
btnReturn_Click(sender, e);
}
}
private void btnConfirm_Click(object sender, EventArgs e)
{
outHTML = "btnConfirm";
}
private void btnReturn_Click(object sender, EventArgs e)
{
outHTML = "FF";
}