Contoh Dekripsi Pada VB.Net 2008

Public Class Form1

    Private Sub BtNDEKRIPSI_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtNDEKRIPSI.Click
        plain.Text = ""
        Dim x As String
        Dim bil As Integer
        For i = 1 To Len(chiper.Text)
            x = Microsoft.VisualBasic.Mid(chiper.Text, i, 1)
            bil = Asc(x)
            bil = bil - 3
            x = Chr(bil)
            plain.Text = plain.Text & x
        Next i

    End Sub

    Private Sub BTNHAPUS_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BTNHAPUS.Click
        chiper.Text = ""
        plain.Text = ""

    End Sub

    Private Sub BTNKELUAR_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BTNKELUAR.Click
        End

    End Sub
End Class