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If you have a folder with a lot of files in a directory and with a specific string that you want to change you can do it in seconds using grep and perl command line

grep -R –files-with-matches ‘OLDSTRING’ . | sort | uniq | xargs perl -pi~ -e ’s/OLDSTRING/NEWSTRING/’

Where OLDSTRING is the string you want to find and replace with NEWSTRING.

Tags: Replace multiple file text string in Linux, search and replace text in linuxReplace multiple file text string in Linux, search and replace text in linux