grep_usage
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wordscapes
% grep -i "^[slev][slev][slev][slev]s$" /usr/share/dict/american-english elves sells
repeat previous character N times
Use (character){N} and call grep with -E
% grep -Ei "^[enrich]i([enrich]){2}e$" /usr/share/dict/american-english Circe niche niece
is equivalent to
% grep -i "^[enrich]i[enrich][enrich]e$" /usr/share/dict/american-english Circe niche niece
grep_usage.1614199744.txt.gz · Last modified: 2021/02/24 20:49 by raju