linux自學_shell腳本for詳解

for 循環 通常把變量都輪詢一遍去執行一些任務

如開機啓動程序精簡

for cheng in `chkconfig --list|grep 3:on |awk ‘{print $1}’`

do

 chkconfig $cheng off

done

for cheng in ssh crond

do

 chkconfig $cheng on

done