contains
NAME
contains - Checks if a value exists in an array.
SYNOPSIS
contains(array, element)
DESCRIPTION
Checks if a value exists in an array.
RETURN
This function returns true or false depending if the element exists in the array.
EXAMPLES
contains([1,3,4], 4); //returns true
AUTHOR
Written by Thomas Rahn, <thomas@sednove.com>
VERSION
Available from version 5.58
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