Regular Expressions

A sequence of characters that defines a search pattern, primarily used for Pattern Matching, text manipulation, and complex string validation.

Implementations & Tools

microsoft excel

Recent updates introduce native Regex support via specialized functions to streamline data-extraction, Data Cleaning, and Data Formatting:

  • [[concepts/regexextract|REGEXEXTRACT]]: Extracts specific substrings or patterns from a text string.
  • [[concepts/regexreplace|REGEXREPLACE]]: Identifies patterns and replaces them with specified text.
  • Source: leila-gharani (Video: “Introducing REGEX Excel Functions”).
  • 2026 04 22 Excels REGEX Functions Efficient Data Extraction Cleaning and Formatting

Source Notes