数据驱动、坚持为客户提供有价值的服务和内容
Private Sub Command1_Click()
Static n As Integer
n = n + 1
a = Text1.Text
b = Text2.Text
If a = "wanglili" And b = "12345" And n <= 3 Then
MsgBox "欢迎您进入本系统！"
n = 0
