Help / Pcre / pcre_fullinfo specification
>> << PCRE Pri JfC LJ Phr Dic Voc !: Rel NuVoc wd Help
pcre_fullinfo man page
Return to the PCRE index page.
This page is part of the PCRE HTML documentation. It was generated automatically
from the original man page. If there is any nonsense in it, please consult the
man page, in case the conversion went wrong.
SYNOPSIS
#include <pcre.h>
int pcre_fullinfo(const pcre *code, const pcre_extra *extra, int what, void *where);
DESCRIPTION
This function returns information about a compiled pattern. Its arguments are:
code Compiled regular expression extra Result of pcre_study() or NULL what What information is required where Where to put the information
The following information is available:
PCRE_INFO_BACKREFMAX Number of highest back reference PCRE_INFO_CAPTURECOUNT Number of capturing subpatterns PCRE_INFO_DEFAULT_TABLES Pointer to default tables PCRE_INFO_FIRSTBYTE Fixed first byte for a match, or -1 for start of string or after newline, or -2 otherwise PCRE_INFO_FIRSTTABLE Table of first bytes (after studying) PCRE_INFO_LASTLITERAL Literal last byte required PCRE_INFO_NAMECOUNT Number of named subpatterns PCRE_INFO_NAMEENTRYSIZE Size of name table entry PCRE_INFO_NAMETABLE Pointer to name table PCRE_INFO_OPTIONS Options used for compilation PCRE_INFO_SIZE Size of compiled pattern PCRE_INFO_STUDYSIZE Size of study data
The yield of the function is zero on success or:
PCRE_ERROR_NULL the argument code was NULL the argument where was NULL PCRE_ERROR_BADMAGIC the "magic number" was not found PCRE_ERROR_BADOPTION the value of what was invalid
There is a complete description of the PCRE native API in the
pcreapi
page and a description of the POSIX API in the
pcreposix
page.
Return to the PCRE index page.
>> << PCRE Pri JfC LJ Phr Dic Voc !: Rel NuVoc wd Help