静态代码块/实例代码块/不带参数的构造方法/带参数的构造方法 执行顺序

class Animal{
    public String name;
    public int age;

    public Animal(){
        this("dog",4);
        System.out.println("这是一个默认构造方法");
    }

    public Animal(String name, int age) {
        this.name = name;
        this.age = age;
        System.out.println("调用构造方法");
    }

    {
        System.out.println("这是一个实例代码块！");
    }

    static {
        System.out.println("这是一个静态代码块！");
    }
}

public class TestDemo1017_1 {
    public static void main(String[] args) {
        Animal animal = new Animal("cat",1);
        Animal animal1 = new Animal();
    }
}

 public static void main(String[] args) {
        Animal animal = new Animal("cat",3)
    }

public static void main(String[] args) {
        Animal animal1 = new Animal();
    }

 public static void main(String[] args) {
        Animal animal = new Animal("cat",3);
        Animal animal1 = new Animal();
    }