drop Creates a slice of array with n elements dropped from the beginning.
@param array the list to compare against
@param n the number of elements to drop
@returns the values in the list that are not in the other
dropRight Creates a slice of array with n elements dropped from the end.
@param array the list to compare against
@param n the number of elements to drop
dropRightWhileCreates a slice of array excluding elements dropped from the beginning.
@param array the list to compare against
@param predicate the function to determine equality