Private Function StringToMD5(ByVal Content As String) As String Dim M5 As New Security.Cryptography.MD5CryptoServiceProvider
Dim ByteString() As Byte = System.Text.Encoding.ASCII.GetBytes(Content) ByteString = M5.ComputeHash(ByteString)
Dim FinalString As String = Nothing For Each bt As Byte In ByteString FinalString &= bt.ToString("x2") Next Return FinalString End Function
Private Sub TextBox1_TextChanged(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles TextBox1.TextChanged TextBox2.Text = StringToMD5(TextBox1.Text) If TextBox1.Text = String.Empty Then TextBox2.Clear() End If End Sub