a20150604

JS:

str = "bBAathToHOMmEe";
console.log(str.replace(/[A-Z]/g, '') + str.replace(/[a-z]/g, ''));
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cmd:

@echo off & setlocal enableDelayedExpansion
set "str=bBAathToHOMmEe"
for /L %%i in (0 1 8000) do (
    set "c=!str:~%%i,1!"
    if "!c!" neq "" (
        (for /f "delims=ABCDEFGHIJKLMNOPQRSTUVWXYZ" %%c in ("!c!") do ( set "rl=!rl!!c!" )) || (set "RU=!RU!!c!")
    ) else echo;!rl!!RU! & pause & exit
)
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