Foro de elhacker.net

@echo off
setlocal enabledelayedexpansion

set "lowercase=a,b,c,d,e,f,g,h,i,j,k,l,m,n,o,p,q,r,s,t,u,w,w,x,y,z"
set "uppercase=A,B,C,D,E,F,G,H,I,J,K,L,M,N,O,P,Q,R,S,T,U,V,W,X,Y,Z"
set "numbers=0,1,2,3,4,5,6,7,8,9"
set "symbols=-"
set "chars=%numbers%,%lowercase%,%uppercase%,%symbols%"
set "init=0"
set "length=1"

call :generate

pause
exit

:generate
if %init% neq %length% (
set /a "init+=1"
for %%c in (!chars!) do call :generate "%~1%%~c"
set /a "init-=1"
) else (
set "string=%~1"
echo.!string!
)
goto:eof