Edit text in a scriptable manner. See also:
awk
,ed
. More information: https://keith.github.io/xcode-man-pages/sed.1.html.
apple
(basic regex) occurrences with mango
(basic regex) in all input lines and print the result to stdout
:command | sed 's/apple/mango/g'
stdout
:command | sed -f path/to/script_file.sed
apple
(extended regex) occurrences with APPLE
(extended regex) in all input lines and print the result to stdout
:command | sed -E 's/(apple)/\U\1/g'
stdout
:command | sed -n '1p'
apple
(basic regex) occurrences with mango
(basic regex) in a file
and save a backup of the original to file.bak
:sed -i bak 's/apple/mango/g' path/to/file