bat脚本运行延时

@echo off
:start
start "" yanggu.txt
ping -n 24 127.1>nul
rem 即ping本机，并把结果显示屏蔽掉，-n 24 为次数，每两次间会停顿一秒，故24次即23秒，会略有误差
goto start

@ECHO OFF
:start
start "" yanggu.txt
SETLOCAL EnableExtensions
CALL :ProcDelay 2300
GOTO :start

:ProcDelay delayMSec_
SETLOCAL EnableExtensions
FOR /f "tokens=1-4 delims=:. " %%h IN ("%TIME%") DO SET start_=%%h%%i%%j%%k
:_procwaitloop
FOR /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