went

@echo off
REM 目标文件夹
set "folder=C:\Users\lenovo\Desktop\新建文件夹"
REM 排除的字符串
set "key=你好"
REM 开始删除
for /f "delims=" %%i in ('dir /s /b /a-d "%folder%"') do (
	echo %%~ni | findstr "%key%" >nul 2>nul || (
		echo 删除 %%i
		del /f /q "%%~i"
	)
)
pause&exit
复制代码

ANSI编码,先测试再用