Lines Matching full:lookahead
2713 Lookahead assertions do not allow repeat quantifiers after them
2720 Capturing subpatterns that occur inside negative lookahead
2726 lookahead assertion contains just one branch.
3839 @cindex Perl-style regular expressions, lookahead subpatterns
3842 changed. Lookahead assertions start with @code{(?=} for positive
4159 @cindex Perl-style regular expressions, lookahead subpatterns
4161 assertion. This may be a positive or negative lookahead or
4172 The condition is a positive lookahead assertion that matches
