Extract is a suite of four utilities to scan a set of files looking for a set of strings: extract - displays all lines in all files with a match on one or more strings, case sensitive. extracti - displays all lines in all files with a match on one or more strings, case insensitive. without - displays all lines in all files with no match on any of the strings, case sensitive. withouti - displays all lines in all files with no match on any of the strings, case insensitive.Searches a set of files for several strings, for matches, non matches or regex. You can specify several strings or regexes to search for in a list of files/directories to seach.
