如果存在差异则差异拷贝文件并运行某个程序

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@echo off

echo.

echo 正在执行差异备份，请稍候 ...

set source=%cd%
set destination="d:\backup"

set log=%temp%\备份日志.log
set application=notepad.exe %log%

dir %destination%>%log%&&type %log%|find %destination%||mkdir %destination%

xcopy %source% %destination% /E /F /D /C /Y /L >%log%

for /f "delims=:" %%i in (‘findstr /n .* %log%‘) do (
 set line=%%i
)

if %line% LEQ 1 goto :eof

xcopy %source% %destination% /E /F /D /C /Y

start %application%

:eof

echo 备份完成!!
ping -n 2 127.0.0.1 >nul

如果存在差异则差异拷贝文件并运行某个程序

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原文地址：http://www.cnblogs.com/lbnnbs/p/4781491.html