Java’s character and assorted string classes offer low-level support for pattern matching, but that support typically leads to complex code. For simpler and more efficient coding, Java offers the ...

If you’ve programmed in Perl or any other language with built-in regular-expression capabilities, then you probably know how much easier regular expressions make text processing and pattern matching.

Tony Northrup is a developer, security consultant and author with more than 10 years of professional experience developing applications for Microsoft Windows. Developers frequently need to process ...

A long time ago, I wrote a utility for an employer that allowed testers to perform verification on data coming out of a hardware box using a regular expression language. It allowed users to evaluate ...

You know the maxim, “Give a man to fish and he eats for a day; teach a man to fish and he eats for a lifetime”? A similar adage applies to anyone who spends a lot of time working with text on their ...

If you’ve ever done any serious programming you’ll have run into something called regular expressions: … (abbreviated regex or regexp and sometimes called a rational expression) is a sequence of ...

A quick run down on how you can use regular expressions in your own programs to give you more power over searching and substituting text. Perl has long been an extremely popular choice for text ...