SEARCH 
Returns the position of the needle argument in the haystack string argument. Returns -1 if the needle is not found in the haystack. The result is a zero based position.
js
SEARCH(haystack, needle, start_position)Parameters 
haystack- The string to search.needle- The string to find.start_position- The position to begin the search (zero based).
Examples 
js
SEARCH("Hello Business Users", "Users", 0)Result: 15