VBS中获取系统本次及上次开关机时间的代码(WinXP/win2003/Win7兼容版)

If (Lcase(Right(Wscript.FullName,11)) = "wscript.exe") Then
CreateObject("WScript.Shell").Run("%Comspec% /C " &Chr(34)&"mode con cols=100&Cscript.exe //NoLogo "&Chr(34)& Wscript.ScriptFullName &Chr(34)&"&&(Echo 此窗口40秒后自动关闭...&Ping -n 40 127.0.1>nul&Exit)"&Chr(34)),3:Wscript.Quit
Wscript.Quit
End If
Set WMI = GetObject("winmgmts:{impersonationLevel=impersonate}!\\.\root\cimv2")
Set colLoggedEvents = WMI.ExecQuery("Select * from Win32_NTLogEvent Where Logfile = 'System' And EventCode = '6005' Or EventCode = '6006' Or EventCode = '6008'")
For Each objEvent In colLoggedEvents
Flag = Flag + 1
If Flag = 1 Then
Wscript.Echo "本次开机时间: " & UTCtoNow(objEvent.TimeWritten)
ElseIf (Flag Mod 2) = 0 Then
G = UTCtoNow(objEvent.TimeWritten)
Else
K = UTCtoNow(objEvent.TimeWritten)
Wscript.Echo "前次开机："&K&" "&vbTab&"对应关机："&G&" "&vbTab& "运行时长：" &StoHMS(DateDiff("s", K, G))
End If
Next

Function UTCtoNow(nD)
If Not IsNull(nD) Then
Set SWDT = CreateObject("WbemScripting.SWbemDateTime")
SWDT.Value = nD
UTCtoNow = SWDT.GetVarDate(True)
End If
End Function

Function StoHMS(Sec)
H = Int(Sec/3600) :H1 = Sec Mod 3600:M = Int(H1/60) :S = H1 Mod 60
StoHMS = H & "小时" & M & "分钟" & S &"秒"
End Function