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Please enable JavaScript in your browser settings or update your browser.Aprenda Desafio: Herança | Princípios de POO
C# Além do Básico

bookDesafio: Herança

Preencha as lacunas para garantir que os construtores da classe base sejam chamados corretamente no código a seguir:

index.cs

index.cs

copy

              
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using System;

class Animal
{
    string species;

    public Animal(string species)
    {
        this.species = species;
    }

    public void Eat()
    {
        Console.WriteLine("The animal is eating.");
    }
}

class Dog : Animal
{
    string breed;

    public Dog(string species, string breed) : ___
    {
        this.breed = breed;
    }

    public void Bark()
    {
        Console.WriteLine("Woof! Woof!");
    }
}

class GermanShepherd : Dog
{
    public GermanShepherd(string species, string breed) : ___
    {
        Console.WriteLine("GermanShepherd Object Created");
    }

    public void PerformGuardDuty()
    {
        Console.WriteLine("The German Shepherd is performing guard duty.");
    }
}


class ConsoleApp
{
    static void Main()
    {
        new GermanShepherd("Canis lupus familiaris", "German Shepherd");
    }
}

Utilize a sintaxe public className(arg1, arg2..) : base(arg1, arg2, …) nas classes derivadas para chamar os construtores da classe base.

index.cs

index.cs

copy

              
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152

            
using System;

class Animal
{
    string species;

    public Animal(string species)
    {
        this.species = species;
    }

    public void Eat()
    {
        Console.WriteLine("The animal is eating.");
    }
}

class Dog : Animal
{
    string breed;

    public Dog(string species, string breed) : base(species)
    {
        this.breed = breed;
    }

    public void Bark()
    {
        Console.WriteLine("Woof! Woof!");
    }
}

class GermanShepherd : Dog
{
    public GermanShepherd(string species, string breed) : base(species, breed)
    {
        Console.WriteLine("GermanShepherd Object Created");
    }

    public void PerformGuardDuty()
    {
        Console.WriteLine("The German Shepherd is performing guard duty.");
    }
}

class ConsoleApp
{
    static void Main()
    {
        new GermanShepherd("Canis lupus familiaris", "German Shepherd");
    }
}
Tudo estava claro?

Como podemos melhorá-lo?

Obrigado pelo seu feedback!

Seção 5. Capítulo 3

Pergunte à IA

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Pergunte à IA

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Pergunte o que quiser ou experimente uma das perguntas sugeridas para iniciar nosso bate-papo

Suggested prompts:

Can you provide the code that needs to be completed?

Can you give an example of a base and derived class for this scenario?

Do you want an explanation of how constructor chaining works in C#?

Awesome!

Completion rate improved to 2.04

bookDesafio: Herança

Deslize para mostrar o menu

Preencha as lacunas para garantir que os construtores da classe base sejam chamados corretamente no código a seguir:

index.cs

index.cs

copy

              
1234567891011121314151617181920212223242526272829303132333435363738394041424344454647484950515253

            
using System;

class Animal
{
    string species;

    public Animal(string species)
    {
        this.species = species;
    }

    public void Eat()
    {
        Console.WriteLine("The animal is eating.");
    }
}

class Dog : Animal
{
    string breed;

    public Dog(string species, string breed) : ___
    {
        this.breed = breed;
    }

    public void Bark()
    {
        Console.WriteLine("Woof! Woof!");
    }
}

class GermanShepherd : Dog
{
    public GermanShepherd(string species, string breed) : ___
    {
        Console.WriteLine("GermanShepherd Object Created");
    }

    public void PerformGuardDuty()
    {
        Console.WriteLine("The German Shepherd is performing guard duty.");
    }
}


class ConsoleApp
{
    static void Main()
    {
        new GermanShepherd("Canis lupus familiaris", "German Shepherd");
    }
}

Utilize a sintaxe public className(arg1, arg2..) : base(arg1, arg2, …) nas classes derivadas para chamar os construtores da classe base.

index.cs

index.cs

copy

              
12345678910111213141516171819202122232425262728293031323334353637383940414243444546474849505152

            
using System;

class Animal
{
    string species;

    public Animal(string species)
    {
        this.species = species;
    }

    public void Eat()
    {
        Console.WriteLine("The animal is eating.");
    }
}

class Dog : Animal
{
    string breed;

    public Dog(string species, string breed) : base(species)
    {
        this.breed = breed;
    }

    public void Bark()
    {
        Console.WriteLine("Woof! Woof!");
    }
}

class GermanShepherd : Dog
{
    public GermanShepherd(string species, string breed) : base(species, breed)
    {
        Console.WriteLine("GermanShepherd Object Created");
    }

    public void PerformGuardDuty()
    {
        Console.WriteLine("The German Shepherd is performing guard duty.");
    }
}

class ConsoleApp
{
    static void Main()
    {
        new GermanShepherd("Canis lupus familiaris", "German Shepherd");
    }
}
Tudo estava claro?

Como podemos melhorá-lo?

Obrigado pelo seu feedback!

Seção 5. Capítulo 3
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