FirstRegexMatch

Returns the substring of text that is the first match of /regex/.

See https://developer.mozilla.org/en-US/docs/Web/JavaScript/Guide/Regular_Expressions for information about regular expressions.

This function can be used to replace the LastWord modifier as used in CSM.

Syntax

FirstRegexMatch(text, exp)

Enabled For

For a description of the business object categories, see Notes on "Enabled For".

Business Object Category	Yes/No
Business Rules: Before-Save Rules	Yes
Business Rules: Calculation Rules (After Save, with or without Also Recalculate on Load)	Yes
Business Rules: Calculation Rules (Before Save or Always, without Also Recalculate On Load)	Yes
Business Rules: Calculation Rules (Before Save or Always, with Recalculate On Load)	Yes
Business Rules: Editing Rules	Yes
Business Rules: Initialization Rules	Yes
Business Rules: Read Only Rules	Yes
Business Rules: Required Rules	Yes
Business Rules: Validation Rules	Yes
Client Expressions	Yes
Object Permissions	No
Services	Yes
LDAP	Yes
Mobile	Yes
Quick Actions (except UI Quick Actions)	Yes
UI Quick Actions	Yes
Reports	Yes
Search/Dashboard without field references	Yes
Search/Dashboard with field references	No

Parameters

Parameter	Description
text	The text in which to look for the regular expression.
exp	The regular expression to look for in the text.

Return Value

Returns a subset of text that is the first match of the regular expression.  Returns null if there is no match.

Example

FirstRegexMatch("Hello there! This is a test, isn't it?", /there.*test/i)

The example above returns "there! This is a test".