3 ms·
I like to add the lookahead: grep -oP '(?<=...)pattern(?=...)' The caveat however is that the look{ahead,behind} pattern has to be of fixed length.
by JepZ 9y ago
I like to add the lookahead:
grep -oP '(?<=...)pattern(?=...)'
The caveat however is that the look{ahead,behind} pattern has to be of fixed length.