folderSize.bat

@echo off
pushd "%~1"
::
:: gets folder size
:: by Vasil "npocmaka" Arnaudov
:: uses COMPACT /S command (according to the help this will only list info about the current folder)
:: as it is not translated as DIR command cane be used on every machine
::
setlocal
set "_size="
for /f "tokens=1 delims=t" %%s in ('compact /s /q ^|find " total bytes"') do (
        set "_size=%%s"
)
set "_size=%_size:  =%"
set "_size=%_size: =%"
set "_size=%_size:.=%"
set "_size=%_size:,=%"
set "_size=%_size:  =%"
echo folder size is : %_size% bytes
endlocal
popd