Regex Test: This function determines if a text string matches a specified pattern. It takes three arguments: the text to be tested, the regex pattern, and an optional case sensitivity flag.

The new Excel formulas discussed in this guide—CHOOSECOLS, TEXTSPLIT, TEXTJOIN, REGEX, GROUPBY, and AI-powered functions—along with the DATEDIF function, provide a powerful toolkit for ...

Teach Excel How To Use Regular Expressions. ... The formula looks in the column header to get the dimension name, then looks in the Campaign Name to get the member value.