pcre regex - SERP Analysis

https://www.debuggex.com/cheatsheet/regex/pcre

https://www.pcre.org/

https://en.wikipedia.org/wiki/Perl_Compatible_Regular_Expressions

https://mariadb.com/kb/en/pcre/

https://www.php.net/manual/en/ref.pcre.php

https://github.com/niklongstone/regular-expression-cheat-sheet

https://regex101.com/

https://www.pcre.org/original/doc/html/

https://stackoverflow.com/questions/21115083/what-do-i-and-g-mean-at-the-end-of-pcre-regex

https://help.dyalog.com/19.0/Content/Language/Appendices/PCRE%20Regular%20Expression%20Syntax%20Summary.htm

https://docs.qualys.com/en/vm/latest/module_pc/policies/regular_expression_symbols.htm

https://www.regular-expressions.info/pcre.html

https://learnxinyminutes.com/pcre/

https://www.ibm.com/docs/en/watson-explorer/12.0.x?topic=queries-perl-compatible-regular-expression-syntax

https://docs.snort.org/rules/options/payload/pcre

https://www.php.net/manual/en/reference.pcre.pattern.syntax.php

https://help.sap.com/doc/abapdocu_cp_index_htm/CLOUD/en-US/abenregex_pcre_syntax.html

https://hackage.haskell.org/package/regex-pcre

https://www.pcre.org/current/doc/html/pcre2syntax.html

https://forum.rainmeter.net/viewtopic.php?t=34019

https://code.kx.com/developer/libraries/regular-expression-pcre/

https://stackoverflow.com/questions/10887744/pcre-regex-syntax

https://regexr.com/

https://www.reddit.com/r/perl/comments/j9g3am/those_of_you_who_got_amazingly_good_at_pcre_how/

https://www.reddit.com/r/Common_Lisp/comments/s3rjym/anybody_out_there_can_explain_the_exact_meaning/

https://github.com/ltrzesniewski/pcre-net

https://www.pcre.org/original/doc/html/pcrepattern.html

https://unix.stackexchange.com/questions/110875/using-modifiers-of-perl-compatible-regex-pcre-in-grep

https://www.unrealircd.org/docs/Introduction_to_regex_(PCRE)

https://www.ossec.net/docs/docs/syntax/regex.html

https://lloydrochester.com/post/c/regex_pcre/

https://www.swi-prolog.org/pldoc/man?section=pcre

https://perldoc.perl.org/perlre

https://hackage.haskell.org/package/regex-pcre/docs/Text-Regex-PCRE.html

https://community.cadence.com/cadence_technology_forums/f/custom-ic-skill/37481/skill-regex-pcre-quantifiers

https://www.baeldung.com/linux/bre-ere-pcre-syntax

https://www.rexegg.com/pcre-callouts.php

https://community.sap.com/t5/application-development-blog-posts/modern-regular-expressions-in-abap-part-1-introducing-pcre/ba-p/13463483

https://docs.infoblox.com/display/NAG8/PCRE%2B-%2BPerl%2BCompatible%2BRegular%2BExpressions

https://help.ptsecurity.com/en-US/projects/mp8/25.7/help/5000513291

https://docs.snort.org/rules/options/payload/regex.html

https://www.exim.org/exim-html-3.10/doc/html/spec_8.html

https://sourceforge.net/projects/pcre/

https://ifpb.github.io/php-guide/stdlib/pcre/

https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_expressions

https://www.regular-expressions.info/tutorial.html

https://convergepl.org/documentation/2.0/modules_html/PCRE.html

https://www.swi-prolog.org/pldoc/doc/_SWI_/library/ext/pcre/pcre.pl

https://axoflow.com/docs/axosyslog-core/chapter-manipulating-messages/regular-expressions/reference-regexp-types/regexp-flags-options/regexp-flags-options-pcre/

https://durak.org/sean/pubs/software/php-8.4.0/ref.pcre.html

https://help.dyalog.com/latest/Content/Language/Appendices/PCRE%20Regular%20Expression%20Details.htm

https://www.fastly.com/documentation/guides/full-site-delivery/custom-vcl/vcl-regular-expression-cheat-sheet/

https://docs.python.org/3/library/re.html

https://redmine.openinfosecfoundation.org/projects/suricata/wiki/Pcre_(Perl_Compatible_Regular_Expressions)

http://jarrettbillingsley.github.io/Croc/docs/stdlib/pcre.html

https://linux.die.net/man/3/pcre_study

https://man7.org/linux/man-pages/man3/pcrematching.3.html

https://www.bitkeeper.org/man/pcre.html

https://docs.oracle.com/javase/8/docs/api/java/util/regex/Pattern.html

https://www.pcre.org/current/doc/html/pcre2pattern.html

http://www.gnu.org/s/clisp/impnotes/pcre.html

https://docs.safe.com/fme/2021.2/html/FME_Desktop_Documentation/FME_Transformers/!Transformer_Parameters/Regular-Expression-Editor.htm

https://wiki.tcl-lang.org/page/PCRE

https://linux.die.net/man/3/pcre

https://man7.org/linux/man-pages/man3/pcre.3.html

https://www.opennet.ru/base/dev/pcre_perl_intro.txt.html

https://docs.progress.com/bundle/loadmaster-feature-description-content-rules-ga/page/Perl-Compatible-Regular-Expressions.html

https://dev.to/lnation/learning-perl-regular-expressions-1d4h

https://semver.org/

https://www.pcre.org/current/doc/html/

https://pcre.sourceforge.net/pcre.txt

https://www.aircrack-ng.org/doku.php?id=install_aircrack

https://www.opennet.ru/base/dev/pcre_cpp.txt.html

https://www.pcre.org/current/doc/html/pcre2matching.html

https://sigil-ebook.com/sigil/

https://www.pcre.org/original/doc/html/pcreposix.html

https://pcre.org/pcre.txt

https://blog.csdn.net/mmlhbjk/article/details/148382658

https://ru.wikipedia.org/wiki/PCRE

https://www.redox-os.org/news/this-month-250531/

https://www.pcre.org/original/doc/html/pcrematching.html

http://gregfresnel.free.fr/WebMotus/Resolveur.php

https://www.pcre.org/original/doc/html/pcre.html

https://www.pcre.org/original/doc/html/pcrecpp.html

https://www.pcre.org/original/doc/html/pcreapi.html

https://www.pcre.org/original/doc/html/pcresample.html