在模塊文件中加入以下代碼:
Declare Function mciSendString Lib "winmm.dll" Alias _"mciSendStringA" (ByVal lpstrCommand As String, ByVal _lpstrReturnString As String, ByVal uReturnLength As Long, _
ByVal hwndCallback As Long) As Long
以下是打開CD-ROM的過程代碼:
retvalue = mcisendstring("set CDAudio door open", _
returnstring, 127, 0)
關閉CD-ROM用以下代碼:
retvalue = mcisendstring("set CDAudio door closed", _returnstring, 127, 0)
延伸閱讀
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