الهياكل بعمق (Structs)

struct User {
    name: String,
    age: u32,
    active: bool,
}

let user = User {
    name: String::from("براء"),
    age: 25,
    active: true,
};
println!("{} - {}", user.name, user.age);

impl User {
    fn greet(&self) -> String {
        format!("أهلًا {}", self.name)
    }

    // دالة مرتبطة (مُنشئ شائع)
    fn new(name: String, age: u32) -> User {
        User { name, age, active: true }
    }
}

let u = User::new(String::from("سارة"), 22);
println!("{}", u.greet());

struct Point(i32, i32);       // tuple struct
struct Unit;                  // unit struct