Difference between revisions of "Sed (editor)"
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↑ https://stackoverflow.com/a/801036
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* Append a text (TEST_TO_APPEND_AT_BEGINNIG) at the beginning of a line: <code>sed -i s/^/TEST_TO_APPEND_AT_BEGINNIG/ file.txt</code> | * Append a text (TEST_TO_APPEND_AT_BEGINNIG) at the beginning of a line: <code>sed -i s/^/TEST_TO_APPEND_AT_BEGINNIG/ file.txt</code> | ||
* Append a text (TEST_TO_APPEND_AT_END) at the end of a line: <code>sed -i s/$/TEST_TO_APPEND_AT_END/ file.txt</code> | * Append a text (TEST_TO_APPEND_AT_END) at the end of a line: <code>sed -i s/$/TEST_TO_APPEND_AT_END/ file.txt</code> | ||
| − | * Move N | + | * Move N [[lines]] from text file to new file:<code>head -1000 input > output && sed -i '1,+999d' input</code> <ref>https://stackoverflow.com/a/801036</ref> |
== See also == | == See also == | ||
Revision as of 11:59, 31 December 2019
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]
See also
- vi (editor)
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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