The String.split methods can be very convenient for easily splitting a provided String based on a provided regular expression String. The only trick is figuring out a regular expression token to use ...

How to use the regular expression functions provided by the ‘re’ library to match, search, and replace text in your Python programs. Regular expressions, or “regex,” is a system for finding complex ...

Regular expressions come in handy for all varieties of text processing, but are often misunderstood--even by veteran developers. Here's a look at intermediate-level regular expressions and what they ...

These are the formal rules for forming basic UNIX regular expressions. For some simple examples, skip to Simple Examples. The rules come from the Solaris 7 regexp(5) manual page. The I2A2 reflector ...

Let's say we need a JavaScript function that will take a string of tagged text (that is, it contains Extensible Markup Language (XML) markup) and return only the tags (and not the text that the tags ...