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
其他回答
下面是我的方法,没有转换和没有ms。它有助于确定编码持续时间(限制在24小时内):
@echo off
:start
REM Start time storage
set ST=%time%
echo Process started at %ST%
echo.
echo.
REM Your commands
REM Your commands
REM Your commands
:end
REM Start Time Definition
for /f "tokens=1-3 delims=:" %%a in ("%ST%") do set /a h1=%%a & set /a m1=%%b & set /a s1=%%c
REM End Time Definition
for /f "tokens=1-3 delims=:" %%a in ("%TIME%") do set /a h2=%%a & set /a m2=%%b & set /a s2=%%c
REM Difference
set /a h3=%h2%-%h1% & set /a m3=%m2%-%m1% & set /a s3=%s2%-%s1%
REM Time Adjustment
if %h3% LSS 0 set /a h3=%h3%+24
if %m3% LSS 0 set /a m3=%m3%+60 & set /a h3=%h3%-1
if %s3% LSS 0 set /a s3=%s3%+60 & set /a m3=%m3%-1
echo Start : %ST%
echo End : %time%
echo.
echo Total : %h3%:%m3%:%s3%
echo.
pause
@echo off & setlocal
set start=%time%
REM Do stuff to be timed here.
REM Alternatively, uncomment the line below to be able to
REM pass in the command to be timed when running this script.
REM cmd /c %*
set end=%time%
REM Calculate time taken in seconds, to the hundredth of a second.
REM Assumes start time and end time will be on the same day.
set options="tokens=1-4 delims=:."
for /f %options% %%a in ("%start%") do (
set /a start_s="(100%%a %% 100)*3600 + (100%%b %% 100)*60 + (100%%c %% 100)"
set /a start_hs=100%%d %% 100
)
for /f %options% %%a in ("%end%") do (
set /a end_s="(100%%a %% 100)*3600 + (100%%b %% 100)*60 + (100%%c %% 100)"
set /a end_hs=100%%d %% 100
)
set /a s=%end_s%-%start_s%
set /a hs=%end_hs%-%start_hs%
if %hs% lss 0 (
set /a s=%s%-1
set /a hs=100%hs%
)
if 1%hs% lss 100 set hs=0%hs%
echo.
echo Time taken: %s%.%hs% secs
echo.
不像Unix上的一些功能那样优雅,但是创建一个cmd文件,看起来像这样:
@echo off
time < nul
yourexecutable.exe > c:\temp\output.txt
time < nul
rem on newer windows system you can try time /T
将显示开始和停止时间,如下所示:
The current time is: 10:31:57.92
Enter the new time:
The current time is: 10:32:05.94
Enter the new time:
“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
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。
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