function sum(a, b) {
    return a + b;
}
let result = sum(5, 3); // Chaqirish
console.log(result); // Natija: 8

let greet = function(name) {
    return "Salom, " + name + "!";
};
console.log(greet("Hasan")); // Chaqirish

const multiply = (a, b) => a * b;
console.log(multiply(4, 2)); // Chaqirish: 8

(function() {
    console.log("Bu funksiya avtomatik chaqiriladi!");
})();

const person = {
    name: "Ali",
    greet: function() {
        console.log("Salom, men " + this.name);
    }
};
person.greet(); // Chaqirish: Salom, men Ali

console.log(${this.firstName} age is: ${age} );
} 

firstPerson.convertAge(19)
secondPerson.convertAge(18)

function Person(firstName, LastName ) {
  this.firstName = firstName
  this.LastName = LastName
  this.isHuman = true
  this.greeting = () => {
    console.log(this);
    
  }
}

const fistPerson = new Person("Fotima", "Nishonova")

console.log(fistPerson.greeting());

function calc(number) {
  return this * number
}

const double = calc.bind(2)
const trouble = calc.bind(3)

console.log(double(12));
console.log(double(24));

console.log(trouble(15));
console.log(trouble(30));

class StatusPerson extends Person {
    
}

const calc = (a, b) => {
  b = b || 2
  return a + b
}

console.log(calc(1, 10));

const calc = (a, b = 2) => {
  return a + b
}

console.log(calc(1, 10));