Regex Regex

Regex - Definition and Overview

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Regex is an abbreviation of regular expression.

Regex is a C regular expression library written by Henry Spencer. Later versions support the POSIX standardized regular expressions.

Regex is now found in various places:

Bundled with application such as Apache.
Default regular expression implementation in BSD Unix.
ftp://ftp.zoo.toronto.edu/pub/regex.shar - a shar archive, released by Henry Spencer in 1999.
http://arglist.com/regex/ -- a repackaged version for Unix systems.
Other sites around the Internet have ports or compiled code for other systems such as Microsoft Windows.
Picnix is an example of a Microsoft Windows implementation that uses Henry Spencers Regex library
Tcl includes a rewritten regular expression library by Henry Spencer.
PHP can use RegEx with the preg_replace and preg_match functions.

The GNU project has in the past published a package named Regex: this code may now be in the GNU C Library.

This is a disambiguation page — a navigational aid which lists other pages that might otherwise share the same title. If an article link referred you here, you might want to go back and fix it to point directly to the intended page.

Example Usage of Regex
pasela: @daira4000 むしろRegexとRegexpのどっちを使うかで迷う
henkowz: [Blog] Fuzzy Logic and Regex come to T-SQL in SQL Server 2008 R2 – available now! http://bit.ly/44N4Tw #sqlserver #r2 (via @jamiet)
Nephou: Drinking some of the finnest teas while executing some Regex “find and replace”. That’s Corporate webmastering at its best! No Flash please!
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