shuffle method

void shuffle([Random random ])

Shuffles the elements of this list randomly.

Source

void shuffle([Random random]) {
  throw new UnsupportedError("Cannot shuffle immutable List.");
}

© 2012 the Dart project authors
Licensed under the Creative Commons Attribution-ShareAlike License v4.0.
https://api.dartlang.org/stable/1.24.3/dart-html/ImmutableListMixin/shuffle.html