Question

请问win7下如何使用beep()函数让主板发生蜂鸣声.

Answer 1

Private Declare Function Beep Lib "kernel32" (ByVal dwFreq As Long, ByVal dwDuration As Long) As Long
Private Sub Command1_Click()
Beep 1000,500 '1000,500 可以自行调增，得到自己想要的声音为止。
'500是'调'节声音的长短

End Sub

追问

上面的代码貌似不是C++的代码。。我想知道在VC6下这个代码该如何修改呢？？谢谢

追答

那就不知道了。sorry

Answer 2

Private Declare Function Beep Lib "kernel32" (ByVal dwFreq As Long, ByVal dwDuration As Long) As Long
Private Sub Command1_Click()
Beep 1000,500 '1000,500 可以自行调增，得到自己想要的声音为止。
'500是'调'节声音的长短

End Sub