全局代码:
Public Declare Function Beep Lib "kernel32" Alias "Beep" (ByVal dwFreq As Long, ByVal dwDuration As Long) As Long
Public Declare Function MessageBeep Lib "user32" Alias "MessageBeep" (ByVal Type As Int32) As Boolean
然后命令窗口调用
Beep(150,2000) '我笔记本win10测试没有效果
MessageBeep(&H10) ‘测试有声音,不过不知道是蜂鸣还是笔记本喇叭的声音,自己试试(5种参数5种声音:0、&H10、&H20、&H30、&H40)
VB有特个特殊的函数用法,效果和MessageBeep(0)一样,试试执行
Interaction.Beep()