Return true if a string contains a specified substring.
doesContain = stringcontains(string_to_search, string_to_find)
stringcontains returns true if the substring is contained within the provided string. The compare is case-sensitive.
string_to_search
The string to search.
string_to_find The substring to search for.
contains = stringcontains("the haystack", "needle") // will return false
contains = stringcontains("the haystack", "hay") // will return true