fun/web/documentation/extensions/pcre2/pcre2.md

layout	published	noToc	noComments	noDate	title	subtitle	description	permalink	lang	tags
page	true	false	false	false	PCRE2 (Perl-Compatible Regex) extension (optional)	Documentation for PCRE2 (Perl-Compatible Regex) extension (optional)	Documentation for PCRE2 (Perl-Compatible Regex) extension (optional)	/documentation/extensions/pcre2/	en	compatible extension optional pcre2 perl regex

• CMake option: FUN_WITH_PCRE2=ON
• Purpose: Advanced regular expressions via PCRE2.
• Homepage: https://www.pcre.org/{:class="ext"}

Opcodes

• OP_PCRE2_TEST: pops flags, text, pattern; pushes 1/0
• OP_PCRE2_MATCH: pops flags, text, pattern; pushes match map or Nil
• OP_PCRE2_FINDALL: pops flags, text, pattern; pushes array of match maps

Notes

• Requires PCRE2 development headers/libs.
• Flags are backend-specific; see implementation for supported bits.