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Black Magic with Regular Expressions

Note: This article was originally published at Planet PHP on 29 November 2012.
Planet PHP
We are happy to announce the availability of my second Regular Expression webinar recording.It was a fun event, which I used to explain all the attendees a little bit more about the PCRE Regular Expression engine available in PHP and some other languages. I am covering some slightly advanced topics, like subpattern options, unicode and backtracking aka. greediness and performance.