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最新推荐文章于 2024-02-26 21:03:30 发布

zhangxiao86

最新推荐文章于 2024-02-26 21:03:30 发布

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分类专栏： ASP.NET Learning 文章标签： input tools ajax server asp c#

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本文介绍了如何在ASP.NET页面中通过设置`MaintainScrollPositionOnPostback`属性保持滚动位置，以及如何在特定控件上启用自动回发事件，如复选框、单选按钮等，并通过验证器实现AJAX验证。

1, If you want keep an aspx page stay there position when an event post back,

<%@ Page Title="" Language="C#" MasterPageFile="~/Site.Master" MaintainScrollPositionOnPostback="true"  AutoEventWireup="true" CodeBehind="CandidateRegister.aspx.cs" Inherits="EPWeb.CandidateRegister" %>

Use this on the top of the page, <MaintainScrossPositionOnPostback="true">

2, If you want use some tool for post back event, like CheckBox, Radio etc.

Wee need set AutoPostBack="true"

personal category?  
                <asp:CheckBox ID="tfps" runat="server" AutoPostBack="true" 
                    oncheckedchanged="tfps_CheckedChanged" />

3, use Validator for test user input as AJAX, drag tools from toolsbox, then change their properties.

CompareValidator is for test two input whether or not same