Dim a() '声明一动态数组
Private SubCommand1_Click()
Dim n As Integer
Dim wz As String
wz = Text1.Text
n = Len(wz)
ReDim a(1 To n)
For i = 1 To n
a(i) = Mid(wz, i,1)
Next
For i = n To 1Step -1
Text2.Text =Text2.Text & a(i)
Next
End Sub
Private SubCommand2_Click()
Text1.Text =""
Text2.Text =""
End Sub