35 lines
921 B
Markdown
35 lines
921 B
Markdown
---
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layout: page
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published: true
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noToc: false
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noComments: false
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noDate: false
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title: Fun - PCRE2 (Perl-Compatible Regex) extension (optional)
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subtitle: Documentation for PCRE2 (Perl-Compatible Regex) extension (optional)
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description: Documentation for PCRE2 (Perl-Compatible Regex) extension (optional)
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permalink: /documentation/extensions/pcre2/
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lang: en
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tags:
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- compatible
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- extension
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- optional
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- pcre2
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- perl
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- regex
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---
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- CMake option: FUN_WITH_PCRE2=ON
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- Purpose: Advanced regular expressions via PCRE2.
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- Homepage: [https://www.pcre.org/](https://www.pcre.org/){:class="ext"}
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## Opcodes:
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- OP_PCRE2_TEST: pops flags, text, pattern; pushes 1/0
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- OP_PCRE2_MATCH: pops flags, text, pattern; pushes match map or Nil
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- OP_PCRE2_FINDALL: pops flags, text, pattern; pushes array of match maps
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## Notes:
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- Requires PCRE2 development headers/libs.
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- Flags are backend-specific; see implementation for supported bits.
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