@echo off
rem 请不要修改本批处理，修改之后有可能运行不了
rem 把要处理的文件夹拖到本批处理的图标上
rem 如果是把文件拖到本本批处理的图标上，批处理不能正确执行
mode con COLS=35 LINES=10
call :tt
setlocal enabledelayedexpansion
:began
cls
for /f "delims=〓" %%i in ('dir "%~1\-*" /b /s') do  (
set aa=%%~ni
set aa2=%%~fi
set aa2=!aa2:~-3!
set aa=!aa:~1!
attrib -r -s -h "%%~fi"
echo  "!aa!%%~xi" >nul
ren "%%~fi" "!aa!%%~xi"
)
shift
if /i not "%~1" == "" goto began
color 1b
echo 文件已处理完
echo 按任意键退出
pause >nul
goto :eof
:tt
title 批处理改名
goto :eof
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@echo off&setlocal enabledelayedexpansion
if "%~1" == "" exit
for /f "delims=" %%a in ('dir /b /s %1^|sort /r') do (
    set "str=%%~nxa"
    ren "%%a" "!str:*_=!"
)
pause
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