dnys1/main.dart

## readme.md

      
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              readme.md
            
          
    lively-gorge-9708

Created with <3 with dartpad.dev.

  
## main.dart
class Serializable {
  String toJson() => 'json';
}

void main() {
  switch (Serializable() as dynamic) {
    case dynamic(:final Object? Function() toJson):
      print(toJson());
    case _:
     throw ArgumentError('Not serializable');
  }
}
	class Serializable {
	String toJson() => 'json';
	}

	void main() {
	switch (Serializable() as dynamic) {
	case dynamic(:final Object? Function() toJson):
	print(toJson());
	case _:
	throw ArgumentError('Not serializable');
	}
	}