Dart APIunself_componentCardTiledescription description property Null safety String? description final Implementation final String? description; unself_component unself_component CardTile description property CardTile class Constructors CardTile Properties description emoji hashCode key onTap runtimeType title trailing Methods build createElement debugDescribeChildren debugFillProperties noSuchMethod toDiagnosticsNode toString toStringDeep toStringShallow toStringShort Operators operator ==