批处理延时启动的几个方法
方法一:ping 缺点:时间精度为1秒,不够精确 @echo off @ping 127.0.0.1 -n 6 >nul start gdh.txt 方法二:vbs start /wait 缺点:生成临时文件 有点:时间精度为0.001秒,精度高 @echo offecho wscript.sleep 5000>sleep.vbs start /wait sleep.vbs start gdh.txt del /f /s /q sleep.vbs 方法三:vbs cscript @echo off echo wscript.sleep 5000>sleep.vbs @cscript sleep.vbs >nul start gdh.txtdel /f /s /q sleep.vbs 方法四:choice 优点:时间精确,CPU占用低,是最佳选择 @echo off choice /t 5 /d y /n >nul start gdh.txt 方法五:for+set+if,时间精度为0.01秒 缺点:CPU占用高,语句过长,不常用 @echo off setlocal enableextensions echo %time% call :ProcDelay 500 echo %time% start gdh.txt :ProcDelay delayMSec_ setlocal enableextensionsfor /f "tokens=1-4 delims=:. " %%h in ("%time%") do set start_=%%h%%i%%j%%k :_procwaitloopfor /f "tokens=1-4 delims=:. " %%h in ("%time%") do set now_=%%h%%i%%j%%k set /a diff_=%now_%-%start_% if %diff_% LSS %1 goto _procwaitloop endlocal & goto :EOF 转载地址:http://blog.163.com/cb_dt/blog/static/481041420090322011317/?latestBlog |