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原创 常用linux命令笔记

常用 linux shell 命令if [ "$partition" == "P1" -o "$partition" == "P2" ];then echo "-o is same as ||"fised 命令样例:1.orignal替换为destring:sed -i "s/orignal/destring/g" filename2.第二行换成test string:sed "2c test string" filename3.显示两个字符串中间的行(字符)MTA Device1