add method
void add(Adds value to the end of this list, extending the length by one.
Throws an UnsupportedError if the list is fixed-length.
Source
void add(E value) {
callMethod('push', [value]);
}
© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-js/JsArray/add.html