mirror of
https://github.com/cheat/cheat.git
synced 2024-12-22 20:55:06 +01:00
15 lines
419 B
Plaintext
15 lines
419 B
Plaintext
# To replace all occurrences of "day" with "night" and write to stdout:
|
|
sed 's/day/night/g' file.txt
|
|
|
|
# To replace all occurrences of "day" with "night" within file.txt:
|
|
sed -i 's/day/night/g' file.txt
|
|
|
|
# To replace all occurrences of "day" with "night" on stdin:
|
|
echo 'It is daytime' | sed 's/day/night/g'
|
|
|
|
# To remove leading spaces
|
|
sed -i -r 's/^\s+//g' file.txt
|
|
|
|
# To remove empty lines
|
|
cat file.txt | sed '/^$/d'
|