是否有一种内置的方法来测量Windows命令行上命令的执行时间?


当前回答

这是凯西对答案的扩展。关于使用PowerShell中的Measure-Command:

您可以从标准的命令提示符调用PowerShell,如下所示: powershell -Command "Measure-Command {echo hi}" 这将消耗标准输出,但你可以通过从PowerShell添加| Out-Default来防止这种情况: 测量命令{echo hi | Out-Default} 或者从命令提示符: powershell -Command "Measure-Command {echo hi | Out-Default}"

当然,您可以自由地将其包装在脚本文件*中。Ps1或*.bat。

其他回答

这是一个

后置计时器版本:

使用的例子:

timeout 1 | TimeIt.cmd

Execution took  ~969 milliseconds.

复制并粘贴到一些编辑器,如notepad++,并保存为TimeIt.cmd:

:: --- TimeIt.cmd ----
    @echo off
    setlocal enabledelayedexpansion

    call :ShowHelp

    :: Set pipeline initialization time
    set t1=%time%

    :: Wait for stdin
    more

    :: Set time at which stdin was ready
    set t2=!time!


    :: Calculate difference
    Call :GetMSeconds Tms1 t1
    Call :GetMSeconds Tms2 t2

    set /a deltaMSecs=%Tms2%-%Tms1%
    echo Execution took ~ %deltaMSecs% milliseconds.

    endlocal
goto :eof

:GetMSeconds
    Call :Parse        TimeAsArgs %2
    Call :CalcMSeconds %1 %TimeAsArgs%

goto :eof

:CalcMSeconds
    set /a %1= (%2 * 3600*1000) + (%3 * 60*1000) + (%4 * 1000) + (%5)
goto :eof

:Parse

    :: Mask time like " 0:23:29,12"
    set %1=!%2: 0=0!

    :: Replace time separators with " "
    set %1=!%1::= !
    set %1=!%1:.= !
    set %1=!%1:,= !

    :: Delete leading zero - so it'll not parsed as octal later
    set %1=!%1: 0= !
goto :eof

:ShowHelp
    echo %~n0 V1.0 [Dez 2015]
    echo.
    echo Usage: ^<Command^> ^| %~nx0
    echo.
    echo Wait for pipe getting ready... :)
    echo  (Press Ctrl+Z ^<Enter^> to Cancel)
goto :eof

^ -基于“丹尼尔·斯帕克斯”版本

我使用免费软件“GS定时器”。

只需要像这样做一个批处理文件:

timer
yourapp.exe
timer /s

如果您需要一组时间,只需将timer /s的输出输出到.txt文件中。

你可以在这里得到它:Gammadyne的免费DOS实用程序


分辨率为0.1秒。

如果你打开了一个命令窗口并手动调用命令,你可以在每个提示符上显示时间戳,例如:

prompt $d $t $_$P$G

它会给你这样的东西:

23.03.2009 15:45:50 77 C: \ >

如果你有一个小的批处理脚本来执行你的命令,在每个命令之前有一个空行,例如。

(空行) myCommand.exe (下一行空) myCommand2.exe

根据提示符中的时间信息,可以计算出每条命令的执行时间。最好的可能是管道输出到一个文本文件进行进一步分析:

MyBatchFile.bat > output.txt

driblio的答案可以短一点(虽然可读性不高)

@echo off

:: Calculate the start timestamp
set _time=%time%
set /a _hours=100%_time:~0,2%%%100,_min=100%_time:~3,2%%%100,_sec=100%_time:~6,2%%%100,_cs=%_time:~9,2%
set /a _started=_hours*60*60*100+_min*60*100+_sec*100+_cs


:: yourCommandHere


:: Calculate the difference in cSeconds
set _time=%time%
set /a _hours=100%_time:~0,2%%%100,_min=100%_time:~3,2%%%100,_sec=100%_time:~6,2%%%100,_cs=%_time:~9,2%
set /a _duration=_hours*60*60*100+_min*60*100+_sec*100+_cs-_started

:: Populate variables for rendering (100+ needed for padding)
set /a _hours=_duration/60/60/100,_min=100+_duration/60/100%%60,_sec=100+(_duration/100%%60%%60),_cs=100+_duration%%100

echo Done at: %_time% took : %_hours%:%_min:~-2%:%_sec:~-2%.%_cs:~-2%

::prints something like:
::Done at: 12:37:53,70 took: 0:02:03.55

根据Luke Sampson的评论,这个版本是八进制安全的,尽管任务应该在24小时内完成。

“精益和平均”计时器与区域格式,24小时和混合输入支持 调整Aacini的替换方法体,没有IF,只有一个FOR(我的区域修复)

1:文件timer.bat放置在%PATH%或当前目录的某处

@echo off & rem :AveYo: compact timer function with Regional format, 24-hours and mixed input support
if not defined timer_set (if not "%~1"=="" (call set "timer_set=%~1") else set "timer_set=%TIME: =0%") & goto :eof
(if not "%~1"=="" (call set "timer_end=%~1") else set "timer_end=%TIME: =0%") & setlocal EnableDelayedExpansion
for /f "tokens=1-6 delims=0123456789" %%i in ("%timer_end%%timer_set%") do (set CE=%%i&set DE=%%k&set CS=%%l&set DS=%%n)
set "TE=!timer_end:%DE%=%%100)*100+1!"     & set "TS=!timer_set:%DS%=%%100)*100+1!"
set/A "T=((((10!TE:%CE%=%%100)*60+1!%%100)-((((10!TS:%CS%=%%100)*60+1!%%100)" & set/A "T=!T:-=8640000-!"
set/A "cc=T%%100+100,T/=100,ss=T%%60+100,T/=60,mm=T%%60+100,hh=T/60+100"
set "value=!hh:~1!%CE%!mm:~1!%CE%!ss:~1!%DE%!cc:~1!" & if "%~2"=="" echo/!value!
endlocal & set "timer_end=%value%" & set "timer_set=" & goto :eof

用法: Timer & echo start_cmds & timeout /t 3 & echo end_cmds & Timer 计时器&计时器“23:23:23,00” 计时器“23:23:23,00”&计时器 计时器“13.23.23,00”&计时器“03:03:03.00” 定时器&定时器“0:00:00.00”no & CMD /v:on /c echo until midnight=!timer_end! 对于执行过程中不太可能但可能发生的时间格式更改,现在可以混合输入

2:函数:与批处理脚本绑定的定时器(示例用法如下):

@echo off
set "TIMER=call :timer" & rem short macro
echo.
echo EXAMPLE:
call :timer
timeout /t 3 >nul & rem Any process here..
call :timer
echo.
echo SHORT MACRO:
%TIMER% & timeout /t 1 & %TIMER% 
echo.
echo TEST INPUT:
set "start=22:04:04.58"
set "end=04.22.44,22"
echo %start% ~ start & echo %end% ~ end
call :timer "%start%"
call :timer "%end%"
echo.
%TIMER% & %TIMER% "00:00:00.00" no 
echo UNTIL MIDNIGHT: %timer_end%
echo.
pause 
exit /b

::要测试它,复制粘贴上面和下面的代码段

rem :AveYo: compact timer function with Regional format, 24-hours and mixed input support 
:timer Usage " call :timer [input - optional] [no - optional]" :i Result printed on second call, saved to timer_end 
if not defined timer_set (if not "%~1"=="" (call set "timer_set=%~1") else set "timer_set=%TIME: =0%") & goto :eof
(if not "%~1"=="" (call set "timer_end=%~1") else set "timer_end=%TIME: =0%") & setlocal EnableDelayedExpansion
for /f "tokens=1-6 delims=0123456789" %%i in ("%timer_end%%timer_set%") do (set CE=%%i&set DE=%%k&set CS=%%l&set DS=%%n)
set "TE=!timer_end:%DE%=%%100)*100+1!"     & set "TS=!timer_set:%DS%=%%100)*100+1!"
set/A "T=((((10!TE:%CE%=%%100)*60+1!%%100)-((((10!TS:%CS%=%%100)*60+1!%%100)" & set/A "T=!T:-=8640000-!"
set/A "cc=T%%100+100,T/=100,ss=T%%60+100,T/=60,mm=T%%60+100,hh=T/60+100"
set "value=!hh:~1!%CE%!mm:~1!%CE%!ss:~1!%DE%!cc:~1!" & if "%~2"=="" echo/!value!
endlocal & set "timer_end=%value%" & set "timer_set=" & goto :eof

CE,DE和CS,DS代表冒号结束,点结束和冒号集合,点集合-用于混合格式支持