1.代码如下

SET NowDate=%date:~10,4%%date:~4,2%%date:~7,2%
REM SET NowDate=%date:~3,4%%date:~8,2%%date:~11,2%
SET NowTime=%time:~0,2%%time:~3,2%%time:~6,2%
SET DirToBackup=%NowDate%\V-%NowDate%-%NowTime%
REM ECHO %Dir%
MKDIR %DirToBackup%

xcopy  /I /E /K /V /EXCLUDE:xcopy-excluding.txt C:\Working\Projects\publishs\IIS %DirToBackup%
PAUSE

1.1.C:\Working\Projects\publishs\IIS: 需要备份文件夹的路径

1.2.xcopy-excluding.txt: 不需要复制文件名单

2.xcopy-excluding.txt 

\Outputs\
\Web.config