string.substringBefore

This function returns the string that appears before the first occurrence of the second string

Syntax

string.substringBefore(str, beforestr)

Argument	Type	Description
str	string	Source string
beforestr	string	Characters before the first occurrence of this string need to be returned

Type	Description
string	String that appears before the first occurrence of the second string. Zero length string if the first string does not contain the second string.

The function string.substringBefore("1999/04/01", "/") returns 1999.

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