W3cubDocs

/Dart 2

first property

Node first

Implementation

Node get first {
  if (this.length > 0) {
    return JS('Node', '#[0]', this);
  }
  throw new StateError("No elements");
}
void first= (Node value)
inherited

Updates the first position of the list to contain value.

Equivalent to theList[0] = value;.

The list must be non-empty.

Implementation

void set first(E value) {
  if (length == 0) throw IterableElementError.noElement();
  this[0] = value;
}

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/2.0.0/dart-html/NodeList/first.html