In programming, a set of symbols used to search for occurrences of text or to search and replace text. The simplest regular expressions are DOS/Windows wildcards; for example, *.html refers to all ...

Sometimes I think Regular Expressions are like the tax code: if someone professes to know everything about them, they're probably not telling the truth. In reality, Regular Expressions (or RegEx) is a ...

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 ...