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Perl Compatible Regular Expressions (PCRE) is a library written in C, which implements a regular expression engine, inspired by the capabilities of the Perl programming language. Philip Hazel started writing PCRE in summer 1997. [ 3 ]
Regular Expression Flavor Comparison – Detailed comparison of the most popular regular expression flavors; Regexp Syntax Summary; Online Regular Expression Testing – with support for Java, JavaScript, .Net, PHP, Python and Ruby; Implementing Regular Expressions – series of articles by Russ Cox, author of RE2; Regular Expression Engines
Different syntaxes for writing regular expressions have existed since the 1980s, one being the POSIX standard and another, widely used, being the Perl syntax. Regular expressions are used in search engines, in search and replace dialogs of word processors and text editors, in text processing utilities such as sed and AWK, and in lexical ...
The name is a misnomer, because Perl's regular expressions permit embedded Perl code during matching and replacing, so to be truly "Perl Compatible" would need a full Perl interpreter embedded in the library. PCRE contains no such interpreter. Um...it's not a misnomer. The regular expressions of PCRE are compatible with Perl's. Embedded source ...
The Perl regular-expression syntax was originally taken from Unix Version 8 regular expressions. However, it diverged before the first release of Perl and has since grown to include far more features. Many other languages and applications are now adopting Perl Compatible Regular Expressions over POSIX regular expressions, such as PHP, Ruby ...
The bedroom window that requires a blackout curtain, for example. The HVAC unit that requires regular air filter changes. The potted plants that you might want to put on your back patio. It costs ...
A woman's sister-in-law is upset after she didn't try her side dish — that she suspects might've been from last year. In a post on Reddit, a woman claims that her sister-in-law brought a frozen ...
Pages in category "Perl" The following 43 pages are in this category, out of 43 total. ... Perl Compatible Regular Expressions; Perl control structures; Perl language ...