조용한 담장

Dart Exceptions Dart Exceptions Throw throw FormatException('Expected at least 1 section'); // throw arbitarary objects throw 'Out of llamas!'; void distanceTo(Point other) => throw UnimplementedError(); Catch try { breedMoreLlamas(); } on OutOfLlamasException { buyMoreLlamas(); } // multiple catch clauses try { breedMoreLlamas(); } on OutOfLlamasException { // A specific exception buyMoreLlamas..