# RegEx Functions ## Content Spread provides the following RegEx functions, listed alphabetically. | **Function** | **Description** | | --------- | ------------ | | [EXTRACT ](/spreadjs/docs/v17/formulareference/FormulaFunctions/regex-functions/extract) | This dynamic array function helps to extract the matching substring according to a regular expression. | | [MATCH ](/spreadjs/docs/v17/formulareference/FormulaFunctions/regex-functions/match) | This function helps to find whether the text matches a regular expression. | | [REPLACE ](/spreadjs/docs/v17/formulareference/FormulaFunctions/regex-functions/replace) | This function helps to replace part of a text string with a different text string using a regular expression. |