regexp - dcsan/godocs GitHub Wiki
title: Regexp layout: default
(?P<named_match>...)
(?:invisible group)
(?!negative look-ahead)
(?=positive look-ahead)
(?<!negative look-behind)
(?<=positive look-behind)
(?P<named_match>...)
(?:invisible group)
(?!negative look-ahead)
(?=positive look-ahead)
(?<!negative look-behind)
(?<=positive look-behind)