声明：
DeclareFunctionmciSendStringLib"winmm.dll"Alias"mciSendStringA"(ByVallpstrCommandAsString,ByVallpstrReturnStringAsString,ByValuReturnLength
AsLong,ByValhwndCallbackAsLong)AsLong
代码：
DimreturnstringAsString
FileNameAsString
returnstring=Space(127)
FileName="C:/A1.avi"
erg=mciSendString("open"&Chr$(34)&FileName&Chr$(34)&"typeavivideoaliasvideo",returnstring,127,0)
erg=mciSendString("setvideotimeformatms",returnstring,127,0)
erg=mciSendString("playvideofrom0",returnstring,127,0)
'记着关闭！
erg=mciSendString("closevideo",returnstring,127,0)->
