Mettre un espace dans une variable

choice /c abcdefghijklmnopqrstuvwxyz /n >nul

set /a index=%errorlevel%-1

set "alphabet=abcdefghijklmnopqrstuvwxyz"

set lettre=!alphabet:~%index%,1!

setlocal enabledelayedexpansion

choice /c abcdefghijklmnopqrstuvwxyz /n >nul
set /a index=%errorlevel%-1
set "alphabet=abcdefghijklmnopqrstuvwxyz"
set "lettre= !alphabet:~%index%,1! "
echo ====%lettre%====

endlocal

pause

set "lettre= "
echo ====%lettre%====

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