Sed (editor)
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↑ https://stackoverflow.com/a/801036
sed
utility is using for text processing, such as strings replacements.
Sed Basic examples
- Append a text (TEST_TO_APPEND_AT_BEGINNIG) at the beginning of a line:
sed -i s/^/TEST_TO_APPEND_AT_BEGINNIG/ file.txt
- Append a text (TEST_TO_APPEND_AT_END) at the end of a line:
sed -i s/$/TEST_TO_APPEND_AT_END/ file.txt
- Move N lines from text file to new file:
head -1000 input > output && sed -i '1,+999d' input
[1]
Related commands
See also
- Editors:
vi, vim
,sed
,awk
, emacs,lineinfile (Ansible)
, Atom,paste
, Neovim, Rider,visudo, vipw
,update-alternatives
,nano
,more, less
,.vimrc
,set (vi)
zed ack, ag, grep
,egrep, fgrep
,agrep
,ngrep
,pgrep
,awk
,sed
,strings
,tr
,tail
,mtail
,git grep
,wc
,uniq
,LogQL
,findstr (Windows)
,rg, git-grep, cut
- Ansible lineinfile module
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