Returns the first element.
Throws a StateError if this is empty. Otherwise returns the first element in the iteration order, equivalent to this.elementAt(0).
E get first {
Iterator<E> it = iterator;
if (!it.moveNext()) {
throw IterableElementError.noElement();
}
return it.current;
} Updates the first position of the list to contain value.
Equivalent to theList[0] = value;.
The list must be non-empty.
void set first(E value);
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dart.dev/stable/2.5.0/dart-core/List/first.html