C# 编译器中的 Duck 类型

C# 编译器中的 Duck 类型介绍

csharp
using System;
public class Duck
{
    public void Quack()
    {
        Console.WriteLine("Quack!");
    }
    public void Walk()
    {
        Console.WriteLine("Walking like a duck.");
    }
}
public class Program
{
    public static void Main()
    {
        var duck = new Duck();
        MakeSound(duck);
        StartWalking(duck);
    }
    public static void MakeSound(dynamic duck)
    {
        duck.Quack();
    }
    public static void StartWalking(dynamic duck)
    {
        duck.Walk();
    }
}