[C#/ASP.NET] ValidationSummary 클래스 사용하기

■ ValidationSummary 클래스를 사용하는 방법을 보여준다.

▶ MainPage.aspx


<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="MainPage.aspx.cs" Inherits="TestProject.MainPage" %>
<!DOCTYPE html>
<html xmlns="http://www.w3.org/1999/xhtml">
    <head runat="server">
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
        <title>ValidationSummary 클래스 사용하기</title>
    </head>
    <body>
        <form id="form" runat="server">
            <div>
                <h3>유효성 검사 요약 컨트롤</h3>
                아이디 :
                <asp:TextBox ID="userIDTextBox" runat="server" />
                <asp:RequiredFieldValidator ID="userIDRequiredFieldValidator" runat="server"
                    ControlToValidate="userIDTextBox"
                    Display="None"
                    ErrorMessage="아이디를 입력해주시 바랍니다.">
                </asp:RequiredFieldValidator>
                <br />
                암호 :
                <asp:TextBox ID="passwordTextBox" runat="server"
                    TextMode="Password">
                </asp:TextBox>
                <asp:RequiredFieldValidator ID="passwordRequiredFieldValidator" runat="server"
                    ControlToValidate="passwordTextBox"
                    Display="None"
                    ErrorMessage="암호를 입력해주시기 바랍니다.">
                </asp:RequiredFieldValidator>
                <hr />
                <asp:LinkButton ID="loginLinkButton" runat="server">
                    로그인
                </asp:LinkButton>
                <br />
                <asp:ValidationSummary ID="validationSummary" runat="server"
                    ShowMessageBox="true"
                    ShowSummary="true"
                    DisplayMode="BulletList" />
            </div>
        </form>
    </body>
</html>

<%@ Page Language="C#" AutoEventWireup="true" CodeBehind="MainPage.aspx.cs" Inherits="TestProject.MainPage" %>

<!DOCTYPE html>

<title>ValidationSummary 클래스 사용하기</title>

</head>

<body>

<div>

아이디 :

<asp:TextBox ID="userIDTextBox" runat="server" />

<asp:RequiredFieldValidator ID="userIDRequiredFieldValidator" runat="server"

ControlToValidate="userIDTextBox"

Display="None"

ErrorMessage="아이디를 입력해주시 바랍니다.">

</asp:RequiredFieldValidator>

<br />

암호 :

<asp:TextBox ID="passwordTextBox" runat="server"

TextMode="Password">

</asp:TextBox>

<asp:RequiredFieldValidator ID="passwordRequiredFieldValidator" runat="server"

ControlToValidate="passwordTextBox"

Display="None"

ErrorMessage="암호를 입력해주시기 바랍니다.">

</asp:RequiredFieldValidator>

<hr />

<asp:LinkButton ID="loginLinkButton" runat="server">

로그인

</asp:LinkButton>

<br />

<asp:ValidationSummary ID="validationSummary" runat="server"

ShowMessageBox="true"

ShowSummary="true"

DisplayMode="BulletList" />

</div>

</form>

</body>

</html>

▶ MainPage.aspx.cs


using System;
using System.Web.UI;

namespace TestProject
{
    /// <summary>
    /// 메인 페이지
    /// </summary>
    public partial class MainPage : Page
    {
        //////////////////////////////////////////////////////////////////////////////////////////////////// Method
        ////////////////////////////////////////////////////////////////////////////////////////// Protected

        #region 페이지 로드시 처리하기 - Page_Load(sender, e)

        /// <summary>
        /// 페이지 로드시 처리하기
        /// </summary>
        /// <param name="sender">이벤트 발생자</param>
        /// <param name="e">이벤트 인자</param>
        protected void Page_Load(object sender, EventArgs e)
        {
        }

        #endregion
    }
}

using System;

using System.Web.UI;

namespace TestProject

{

/// <summary>

/// 메인 페이지

/// </summary>

public partial class MainPage : Page

{

//////////////////////////////////////////////////////////////////////////////////////////////////// Method

////////////////////////////////////////////////////////////////////////////////////////// Protected

#region 페이지 로드시 처리하기 - Page_Load(sender, e)

/// <summary>

/// 페이지 로드시 처리하기

/// </summary>

/// <param name="sender">이벤트 발생자</param>

/// <param name="e">이벤트 인자</param>

protected void Page_Load(object sender, EventArgs e)

{

}

#endregion

}

TestProject.zip