linux grep regex return match
-o, --only-matching Show only the part of a matching line that matches PATTERN.
$ egrep -o 'key \w+' file
key word1
key word2linux grep regex return match
-o, --only-matching Show only the part of a matching line that matches PATTERN.
$ egrep -o 'key \w+' file
key word1
key word2Copyright © 2021 Codeinu
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