ping

SET NM=192.168.0


IF EXIST OUT.TXT DEL OUT.TXT
SET AA=0

:ST
ping -n 1 -w 5 %NM%.%AA% >>out.txt


SET /A AA=AA+1

IF NOT %AA%==256 GOTO :ST

GOTO :EOF

BAT処理 001-100まで

SET MM=100

DEL OUT.TXT
SET AA=1

:ST
SET AB=00%AA%
SET AC=%AB:~-3%
echo %AC%>>OUT.TXT
SET /A AA=AA+1

IF %AA% LEQ %MM% GOTO :ST

GOTO :EOF

Firefox コマンドライン

c:
cd \Program Files\Mozilla Firefox\
firefox.exe -url http://www.yahoo.co.jp
firefox.exe -url http://www.google.co.jp

Excel文字加工

=LEFT(A1,FIND("キーワード1",A1))&"文字列"&MID(A1,(FIND("キーワード2",A1)+文字数), LEN(A1))