VB程序分析题。。。求解。。.
下列程序段运行后,单击窗体时显示的结果是______。 Private Sub Form_Click( ) Dim a As String , b As String , s As String a = “ABCDEFG” : b = “12345” s = Fnl(a)+Fnl(b) print Fnl(Fnl(Fnl(s))) End Sub Function Fnl(x As String ) As String k=Len(x) Fnl = Mid(x,2,k-2) End Function