执行下列程序后输出的是
Private Sub Commandl_Click()
Dim Ch$
Ch="1234567abc"
Print Len Mid(Ch,3,3))
End Sub
A.3 B.9 C.10 D.13正确答案A
执行下列程序后输出的是
Private Sub Commandl_Click()
Dim Ch$
Ch="1234567abc"
Print Len Mid(Ch,3,3))
End Sub
A.3 B.9 C.10 D.13正确答案A
