How To Convert Arabic Numerical To English

I am looking for a way to convert the Arabic numerical string to an English
numerical string "0123456789"
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
dim Anum as string =
dim Enum as string =get_egnlishNum(Anum)
End Sub
private function get_egnlishNum(byval _Anum as string) as string
''converting code
End function