drop method
Returns a new list containing all elements except first n
elements.
Implementation
List<E> drop(int n) {
if (n < 0) {
throw ArgumentError('Requested element count $n is less than zero.');
}
if (n == 0) toList();
var resultSize = length - n;
if (resultSize <= 0) return [];
if (resultSize == 1) return [last];
return sublist(n);
}