Monday, March 3rd, 2008 •
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Firefox includes a non-standard JavaScript extension that makes regular expressions callable as functions. This serves as a shorthand for calling a regex's exec method. For example, in Firefox /regex/("string") is equivalent to /regex/.exec("string"). Early ECMAScript 4 proposals indicated this functionality would be added to the ES4 specification, but subsequent discussion on the ES4-discuss mailing list [...]
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Sunday, February 3rd, 2008 •
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10. Regular expressions are everywhere
Here's a short list of programming languages and tools that support regular expressions. The links are to their regex documentation.
The .NET Framework
ActionScript
ColdFusion
Java
JavaScript
Perl
PHP
Python
Ruby
Tcl
Apache HTTP Server
Google Analytics
Google Code Search
Yahoo! Pipes
Microsoft Exchange Server
Windows PowerShell
OpenOffice.org
Oracle Database
Any decent programmer's text editor or IDE
And thousands more…
9. Regular expression mastery can help you stand out from the crowd
Regular [...]
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Wednesday, January 23rd, 2008 •
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The .NET Framework's regular expression package includes a unique feature called balancing groups, which is a misnomer since although they can indeed be used to match balanced constructs, that's not all they're good for and really has nothing to do with how they work. Unfortunately, balancing groups are quite poorly documented. Following is a brief [...]
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Sunday, January 13th, 2008 •
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Many people have contributed to developing and promoting the use of regular expressions since they were invented about half a century ago. Here's a short list of some of the most influential people behind the technology. I've written this up for two reasons:
For people who've only gotten into the technology recently but are interested in [...]
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Wednesday, January 2nd, 2008 •
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Alright, that title doesn't really work, but one thing I've encountered quite frequently is that the terms "single-line mode" and "multi-line mode" seem to cause no end of confusion for the vast majority of regex users. Many guides try to explain the terms based on some description of lines, or other unrelated issues. I won't, [...]
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