sed commonly used commands Website

https://wangchujiang.com/linux-command/c/sed.html

 

https://linux.cn/article-11367-1.html

https://juejin.im/entry/586360f3570c3500695501d6

High Point

http://kodango.com/sed-and-awk-notes-part-4

 

 

Regular Expressions

https://blog.csdn.net/IMW_MG/article/details/78705359

 

sed in the command variable insertion method

http://www.capjsj.cn/sed_variable.html

 

String interception

https://blog.csdn.net/llzhang_fly/article/details/80947064

 

Command search

https://wangchujiang.com/linux-command/