--- code/trunk/doc/html/pcresyntax.html 2007/08/08 14:24:50 210 +++ code/trunk/doc/html/pcresyntax.html 2007/08/09 09:52:43 211 @@ -32,10 +32,11 @@
@@ -375,19 +376,37 @@ (?(assert)... assertion condition-
+The following act immediately they are reached: +
+ (*ACCEPT) force successful match + (*FAIL) force backtrack; synonym (*F) ++The following act only when a subsequent match failure causes a backtrack to +reach them. They all force a match failure, but they differ in what happens +afterwards. Those that advance the start-of-match point do so only if the +pattern is not anchored. +
+ (*COMMIT) overall failure, no advance of starting point + (*PRUNE) advance to next starting character + (*SKIP) advance start to current matching position + (*THEN) local failure, backtrack to next alternation ++ +
(?C) callout (?Cn) callout with data n-
pcrepattern(3), pcreapi(3), pcrecallout(3), pcrematching(3), pcre(3).-
@@ -396,9 +415,9 @@ Cambridge CB2 3QH, England.
-Last updated: 06 August 2007
+Last updated: 08 August 2007
Copyright © 1997-2007 University of Cambridge.