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Simple login authentication

Posted By:laptop charles       Posted Date: December 31, 2010    Points: 15    Category: Visual Studio    URL: http://www.dotnetspark.com  

It is simple login validation coding.In client side.
 

it has two textbox and two buttons. Textbox one is username,other one is password..button one is login and other one is clear.
Public Class Form1
    

    Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
        Dim a, b As String
        a = TextBox1.Text
        b = TextBox2.Text

        If a = "charles" And b = "beat" Then
            MsgBox("login")
        ElseIf a = "charles" And b = "" Then
            MsgBox("Please Enter Password")
        ElseIf a = "charles" And b = b Then
            MsgBox("Password is Wrong")
        ElseIf a = "" And b = "beat" Then
            MsgBox("Please Enter Username")
        ElseIf a = a And b = "beat" Then
            MsgBox("User name is wrrong")
        ElseIf a = "" And b = "" Then
            MsgBox("Please Enter Username")
        Else
            MsgBox("Username and Password is wrong")

        End If
    End Sub
End Class

     

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