contains method

@override bool contains(dynamic value)

Checks if this array contains a value. The check uses direct comparison between elements and the specified value.

• value a value to be checked Returns true if this array contains the value or false otherwise.

Implementation

@override
bool contains(dynamic value) {
  for (var index = 0; index < _values.length; index++) {
    var element = _values[index];

    if (value == null && element == null) return true;
    if (value == null || element == null) continue;
    if (value == element) return true;
  }

  return false;
}