【Asp.Net从零开始】：用户验证实例全解ValidationSummary

练习点：

1.RequiredFiledValidation控件

2.RegularExpressionValidation控件

3.CompareValidator控件

4.ValidationSummary控件

5.复选框动态选择必填项

<%@ Page Language="C#" AutoEventWireup="true" CodeFile="ValidationDemo.aspx.cs" Inherits="ValidationDemo" %>

<!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>
</head>
<body>
    <form id="form1" runat="server">
    <asp:ValidationSummary ID="RegisterUserValidationSummary" runat="server" 
                         ValidationGroup="RegisterUserValidationGroup"/>
                    <div class="accountInfo">
                        <fieldset class="register">
                            <legend>帐户信息</legend>
                            <p>
                                <asp:Label ID="UserNameLabel" runat="server" AssociatedControlID="UserName">用户名:</asp:Label>
                                <asp:TextBox ID="UserName" runat="server" ></asp:TextBox>
                                <asp:RequiredFieldValidator ID="UserNameRequired" runat="server" ControlToValidate="UserName" 
                                      ErrorMessage="必须填写“用户名”。"  
                                     ValidationGroup="RegisterUserValidationGroup">*</asp:RequiredFieldValidator>
                            </p>
                            <p>
                                <asp:Label ID="EmailLabel" runat="server" AssociatedControlID="Email">电子邮件:</asp:Label>
                                <asp:TextBox ID="Email" runat="server"></asp:TextBox>
                                <asp:RequiredFieldValidator ID="EmailRequired" runat="server" ControlToValidate="Email" 
                                      ErrorMessage="必须填写“电子邮件”。"  
                                     ValidationGroup="RegisterUserValidationGroup">*</asp:RequiredFieldValidator>
                                <asp:RegularExpressionValidator ErrorMessage="请正确填写Email" ControlToValidate="Email"
                                    runat="server" ValidationGroup="RegisterUserValidationGroup" Display=Dynamic 
                                    ValidationExpression="\w+([-+.']\w+)*@\w+([-.]\w+)*\.\w+([-.]\w+)*" />
                            </p>
                            <p>
                                <asp:Label ID="PasswordLabel" runat="server" AssociatedControlID="Password">密码:</asp:Label>
                                <asp:TextBox ID="Password" runat="server"  TextMode="Password"></asp:TextBox>
                                <asp:RequiredFieldValidator ID="PasswordRequired" runat="server" ControlToValidate="Password" 
                                      ErrorMessage="必须填写“密码”。"  
                                     ValidationGroup="RegisterUserValidationGroup">*</asp:RequiredFieldValidator>
                                
                                
                            </p>
                            <p>
                                <asp:Label ID="ConfirmPasswordLabel" runat="server" AssociatedControlID="ConfirmPassword">确认密码:</asp:Label>
                                <asp:TextBox ID="ConfirmPassword" runat="server" TextMode="Password"></asp:TextBox>
                                <asp:RequiredFieldValidator ControlToValidate="ConfirmPassword"  Display="Dynamic" 
                                     ErrorMessage="必须填写“确认密码”。" ID="ConfirmPasswordRequired" runat="server" 
                                      ValidationGroup="RegisterUserValidationGroup">*</asp:RequiredFieldValidator>
                                <asp:CompareValidator ID="PasswordCompare" runat="server" ControlToCompare="Password" ControlToValidate="ConfirmPassword" 
                                      Display="Dynamic" ErrorMessage="“密码”和“确认密码”必须匹配。"
                                     ValidationGroup="RegisterUserValidationGroup">*</asp:CompareValidator>
                            </p>
                            <p>
                                <asp:CheckBox  ID="cb_PhoneNumber" Text="手机：" runat="server" 
                                    oncheckedchanged="cb_PhoneNumber_CheckedChanged" />
                                <asp:TextBox runat="server" ID="tb_PhoneNumber" />
                                <asp:RequiredFieldValidator  ID="RequireVphonenumber" Display="Dynamic" ErrorMessage="请填写手机号" ControlToValidate="tb_PhoneNumber"
                                    runat="server" />
                                <asp:RegularExpressionValidator ID="RegularVphonenumber" Display="Dynamic" 
                                    ErrorMessage="请正确填写" ControlToValidate="tb_PhoneNumber"
                                    runat="server" ValidationExpression="\d{6}" />
                            </p>
                            <p>
                                <asp:CheckBox ID="cb_Number" Text="座机：" runat="server" 
                                    oncheckedchanged="cb_Number_CheckedChanged" />
                                <asp:TextBox runat="server" ID="tb_Number" />
                                <asp:RequiredFieldValidator ID="RequiredVnumber" ErrorMessage="请填写座机号" Display="Dynamic" ControlToValidate="tb_Number"
                                    runat="server" />
                                <asp:RegularExpressionValidator ID="RegularVnumber" ErrorMessage="请正确填写" Display="Dynamic" ControlToValidate="tb_Number"
                                    runat="server" ValidationExpression="(\(\d{3}\)|\d{3}-)?\d{8}" />
                            </p>

                        </fieldset>
                        <p class="submitButton">
                            <asp:Button ID="CreateUserButton" runat="server" CommandName="MoveNext" Text="创建用户" 
                                 ValidationGroup="RegisterUserValidationGroup" 
                                onclick="CreateUserButton_Click"/>
                        </p>
                    </div>
   <%-- Submit a Reservation<br />
    <asp:ValidationSummary ID="vs" 
        runat="server" />
    <asp:Label Text="Email:" runat="server" />
    <asp:TextBox ID="tb_Email" runat="server" />
    <br />
    <asp:Label Text="NumberInParty:" runat="server" />
    <asp:TextBox ID="tb_NumberInParty" runat="server" />
    <br />
    <asp:Label Text="PreferredDate:" runat="server" />
    <asp:TextBox ID="tb_PreferredDate" runat="server" />
    <br />
    <br />
    <asp:Button Text="Submit" ID="btn_Submit" runat="server" onclick="btn_Submit_Click" />
    <asp:Label Text="" ID="lb_Message" runat="server" />--%>
    </form>
</body>
</html>

　　

给梦想一点时间
【推广】 免费学中医，健康全家人
原文地址：https://www.cnblogs.com/VortexPiggy/p/2627692.html