Batcher

移位比较简洁

@echo off
>IP_out.txt cd.
for /f "tokens=1,2,3" %%i in (ip.txt)do call:conv %%i&call:conv %%j&echo    %%k >>IP_out.txt
type IP_out.txt
pause
goto:EOF
:conv
for %%i in (24 16 8 0)do set/a ip%%i=%1^>^>%%i^&255
set /p= %ip24%.%ip16%.%ip8%.%ip0%        <nul >>IP_out.txt
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