[文件操作] [已解决]批处理如何根据图片名称删除指定文件？

@echo off
SetLocal EnableDelayedExpansion

cd /d "C:\Users\Administrator\Desktop\新建文件夹" || (pause & exit /b)

for /f "delims=" %%i in ('dir /a:-d /b *_*.jpg') do (
	set list=
	for /f "delims=_" %%a in ("%%i") do (
		for %%n in (400 500 1280) do (
			if exist "%%a_%%n%%~xi" (set list=!list! %%n)
		)
		for /f "tokens=1-3" %%1 in ("!list!") do (
			if "%%3" neq "" (del "%%a_%%2%%~xi")
			if "%%2" neq "" (del "%%a_%%1%%~xi")
		)
	)
)
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@echo off 2>nul 3>nul
for /f "delims=_" %%a in ('dir /a-d /b *_1280.jpg') do del %%a_500.jpg %%a_400.jpg
for /f "delims=_" %%a in ('dir /a-d /b *_500.jpg') do del %%a_400.jpg
pause
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@echo off 2>nul 3>nul
for /f "delims=" %%a in ('dir /a-d /b') do (
    set a=%%a
    setlocal enabledelayedexpansion
    if "!a:~-9,6!" == "_1280." del "!a:_1280.=_500.!" "!a:_1280.=_400.!"
    if "!a:~-8,5!" == "_500." del "!a:_500.=_400.!"
    endlocal
)
pause
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