Lines Matching refs:backtrack
1108 When matching with the pcre_exec() function, PCRE implements backtrack-
1542 once, and never needs to backtrack (except for lookbehinds), it is pos-
4053 backtrack and try other alternatives. Ultimately, when it runs out of
4091 subject string just once, and does not backtrack. This has different
7129 Perl. Note the use of the possessive quantifier *+ to avoid backtrack-
7261 may cause matching to proceed, to backtrack, or to fail altogether.
7352 before each backtrack happens (in this example, 10 times).
7411 a backtrack to the verb, a failure is forced. That is, backtracking
7415 there is never any backtracking into it. In this situation, backtrack-
7470 the subject if there is a later matching failure that causes backtrack-
7548 backtrack into A; instead it moves to the next alternative, that is, D.
7557 case, matching does now backtrack into A.
7569 point, matching does not backtrack to .*? as might perhaps be expected
7572 the match fails. (If there was a backtrack into .*?, allowing it to
7591 If A matches but B fails, the backtrack to (*COMMIT) causes the entire
7592 match to fail. However, if A and B match, but C fails, the backtrack to
7602 a backtrack onto (*COMMIT).
7617 backtrack.
7643 it forces an immediate backtrack.
8040 (*FAIL) force backtrack; synonym (*F)
8054 (*THEN) local failure, backtrack to next alternation
9368 (Technical aside: It is done this way so that backtrack points within
