constructor

getters

toString(), equals(), hashCode()

public record Person(String name, int age) { }

public final class Person {
    private final String name;
    private final int age;

    public Person(String name, int age) {
        this.name = name;
        this.age = age;
    }

    public String name() { return name; }
    public int age() { return age; }

    @Override
    public String toString() { return "Person[name=" + name + ", age=" + age + "]"; }

    @Override
    public boolean equals(Object o) { ... }

    @Override
    public int hashCode() { ... }
}

public class Main {
    public static void main(String[] args) {
        Person p1 = new Person("Ali", 25);
        Person p2 = new Person("Ali", 25);

        System.out.println(p1); // Person[name=Ali, age=25]
        System.out.println(p1.equals(p2)); // true
    }
}

public record Rectangle(double width, double height) {
    public double area() {
        return width * height;
    }
}

public class Main {
    public static void main(String[] args) {
        Rectangle r = new Rectangle(5, 3);
        System.out.println("Area = " + r.area()); // Area = 15.0
    }
}

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