array<T> method

List<T> array<T>(
  1. String key,
  2. T f(
    1. dynamic
    )
)

Implementation

List<T> array<T>(String key, T Function(dynamic) f) {
  if (containsKey(key) && this[key] is List) {
    return (this[key] as List).map<T>(f).toList();
  }

  return <T>[];
}