dart exception
try {
breedMoreLlamas();
} on OutOfLlamasException { // A specific exception
buyMoreLlamas();
} on Exception catch (e) { // Anything else that is an exception
print('Unknown exception: $e');
} catch (e) { // No specified type, handles all
print('Something really unknown: $e');
} finally { // Always clean up, even if case of exception
cleanLlamaStalls();
}dart custom exception
class CustomException implements Exception {
String cause;
CustomException(this.cause);
}
void main() {
try {
throwException();
} on CustomException {
print("custom exception is been obtained");
}
}
throwException() {
throw new CustomException('This is my first custom exception');
}Copyright © 2021 Codeinu
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