Regular expressions have been part of the programmer’s toolkit for a long time, with their creation by Stephen Cole King in 1951. Their ability to match word patterns make them a powerful tool for ...

Regular expressions are used in programming languages to match parts of strings. You create patterns to help you do that matching. The wildcard character . will match any one character. The wildcard ...

The [Symbol.match]() method of {{jsxref("RegExp")}} instances specifies how String.prototype.match() should behave. In addition, its presence (or absence) can ...

Excel has native regex support, and it works exactly how you'd expect.