qixiaobin0715

@echo off
setlocal enabledelayedexpansion
for /f "delims=" %%a in ('dir /b /a-d') do (
    if not "%%a"=="%~nx0" (
        set filename=%%~na
        set filename=!filename:~,-5! !filename:~-5!
        ren "%%a" "!filename!%%~xa"
    )
)
pause
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