Код:

@echo off
setlocal enableextensions enabledelayedexpansion
set sFolder=C:\папка 1\папка 2\
if "%sFolder:~-1%" equ "\" set sVar=%sFolder:~0,-1%
for %%i in ("%sVar%") do echo [%%~nxi]
endlocal
exit /b 0
Код:

@echo off
setlocal enableextensions enabledelayedexpansion
for %%i in ("C:\папка 1\папка 2" "C:\папка 1\папка 2\" "папка 2" "папка 2\") do (
echo +[%%~i]
set sVar=%%~i
if "!sVar:~-1!" equ "\" set sVar=!sVar:~0,-1!
for %%j in ("!sVar!") do echo -[%%~nxj]
echo.
)
endlocal
exit /b 0