Explanation of the regular expression flavor used by the XQuery and XPath functions fn:matches, fn:replace and fn:tokenize.| www.regular-expressions.info
Learn how to use regular expressions with Ruby and the Ruby Regexp class| www.regular-expressions.info
Explanation how you can use regular expressions in Xojo (formerly REALbasic) with its built-in RegEx class| www.regular-expressions.info
Named Capturing Groups and Backreferences| www.regular-expressions.info
Add whitespace, line breaks and comments to clarify cryptic regular expressions| www.regular-expressions.info
Learn how to use the regular expression classes that are part of the Microsoft .NET (dot net) Framework, and can be readily used in any .NET programming language such as C# (C sharp) or Visual Basic.NET| www.regular-expressions.info
Detailed description of the capabilities of the JavaScript RegExp Object, defined in the ECMA-262 standard.| www.regular-expressions.info
Learn how to use regular expressions with Tcl’s regexp and regsub commands| www.regular-expressions.info
Use regular expressions with the grep, regexp and sub functions in the base package of the R Project| www.regular-expressions.info