07/12/28 09:13:30
@echo off
setlocal
set dir=\aaaa\bbbb\
for /F "tokens=* usebackq" %%a in (`echo %dir%^|mshta.exe "javascript:with(new ActiveXObject('Scripting.FileSystemObject'))GetStandardStream(1).WriteLine(GetStandardStream(0).ReadLine().replace(/\\+$/,''));close()"`) do set dir=%%a
echo %dir%