diff options
Diffstat (limited to 'Doc/Zsh')
-rw-r--r-- | Doc/Zsh/mod_pcre.yo | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Doc/Zsh/mod_pcre.yo b/Doc/Zsh/mod_pcre.yo index da73ac85a..41fab4475 100644 --- a/Doc/Zsh/mod_pcre.yo +++ b/Doc/Zsh/mod_pcre.yo @@ -69,6 +69,11 @@ print -l $accum) ) enditem() +If the regular expression contains callouts, these are executed as shell code. +During the execution of the callout, the string the regular expression is +matching against is available in the parameter tt(.pcre.subject). If there is a +non-zero return status from the shell code, the callout does not match. + The option tt(-d) uses the alternative breadth-first DFA search algorithm of pcre. This sets tt(match), or the array given with tt(-a), to all the matches found from the same start point in the subject. |