连续检查已修改或未使用批处理文件的文件 [英] Continuously check a file modified or not using batch file

问题描述

我正在尝试创建一个批处理文件，该文件将连续检查文件的修改日期是否更改.如果已更改，则显示消息框文件已被修改".我有一个简单的代码，但是在执行中显示了一些错误.

I am trying to create a batch file which is to continuously check the modified date of a file is changed or not. And if it is changed, then display a message box that "File has been modified". i have a simple code and but it showing some error in the execution..

@echo off
setlocal
set FileName=F:\test\tester.txt
set FileTime=0 
:loop
for %%X in (%FileName%) do (
     if %FileTime% NEQ %%~tX (
        echo file modified
     ) else (
     echo no change )
set FileTime=%%~tX
)
ping -n 10 localhost >nul 2>nul
goto :loop
pause

推荐答案

我的最终代码.感谢您的支持.

My final Code. Thanks for your supports.

 @echo off
  setlocal enableextensions disabledelayedexpansion
  for /f "tokens=2 delims==" %%a in ('wmic OS Get localdatetime /value')    do        
set "dt=%%a" 
set "td.YY=%dt:~2,2%" 
set "td.YYYY=%dt:~0,4%"
set "td.MM=%dt:~4,2%"
set "td.DD=%dt:~6,2%"

set "filename=%td.MM%%td.DD%%td.YY%.txt
:loop
for %%i in (%filename%) do (
        echo %%~ai|find "a" >nul && (
        cscript MessageBox.vbs "Today's Schedule Changed. Modified Time: %time%. Please Check AVScheduler ON or OFF."
        attrib -a %%i
) || (
rem echo no change
)
)
timeout 1 >nul
goto :loop

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