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程序源代码：
Private Sub Command1_Click()
'*****************清空************
Label4.Caption = ""
Label6.Caption = ""
Label8.Caption = ""
Label10.Caption = ""
'*****************统计************
Label2.Caption = Len(Text1)
Dim mystr As String
For i = 1 To Len(Text1)
mystr = Mid(Text1, i, 1)
Select Case mystr
Case "a" To "z", "A" To "Z"
Label4.Caption = Val(Label4.Caption) + 1
Case " "
Label6.Caption = Val(Label6.Caption) + 1
Case 0 To 9
Label8.Caption = Val(Label8.Caption) + 1
Case Else
Label10.Caption = Val(Label10.Caption) + 1
End Select
Next i
End Sub
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