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Perl-compatible Regular Expressions (PCRE)

The HTML documentation for PCRE consists of a number of pages that are listed below in alphabetical order. If you are new to PCRE, please read the first one first.

pcre   Introductory page
pcre-config   Information about the installation configuration
pcre16   Discussion of the 16-bit PCRE library
pcre32   Discussion of the 32-bit PCRE library
pcreapi   PCRE's native API
pcrebuild   Building PCRE
pcrecallout   The callout facility
pcrecompat   Compability with Perl
pcrecpp   The C++ wrapper for the PCRE library
pcredemo   A demonstration C program that uses the PCRE library
pcregrep   The pcregrep command
pcrejit   Discussion of the just-in-time optimization support
pcrelimits   Details of size and other limits
pcrematching   Discussion of the two matching algorithms
pcrepartial   Using PCRE for partial matching
pcrepattern   Specification of the regular expressions supported by PCRE
pcreperform   Some comments on performance
pcreposix   The POSIX API to the PCRE 8-bit library
pcreprecompile   How to save and re-use compiled patterns
pcresample   Discussion of the pcredemo program
pcrestack   Discussion of PCRE's stack usage
pcresyntax   Syntax quick-reference summary
pcretest   The pcretest command for testing PCRE
pcreunicode   Discussion of Unicode and UTF-8/UTF-16/UTF-32 support

There are also individual pages that summarize the interface for each function in the library. There is a single page for each triple of 8-bit/16-bit/32-bit functions.

pcre_assign_jit_stack   Assign stack for JIT matching
pcre_compile   Compile a regular e