Returns true if a
string expression field starts with a specific substring, find.
Find all countries in the expression COUNTRYNAME_ that start with the ‘n’ character.
endsWith(string expr field, string find)
startsWith evaluates field then searches for find at the beginning of field. If find is found it returns true. It returns false otherwise. This means if find is found, but not at the beginning of field,
startsWith returns false.
startsWith is not case sensitive.