function.js

function myFunction(p1, p2) {
  return p1 * p2;
}

let result = myFunction(4, 3);
console.log("Result of myFunction(4, 3):", result);


console.log("===================================");

function sum(...args) {
  let sum = 0;
  for (let arg of args) sum += arg;
  return sum;
}

let x = sum(4, 9, 16, 25, 29, 100, 66, 77);
console.log("Sum of numbers using rest parameters:", x);



function findMax() {
  let max = -Infinity;
  for (let i = 0; i < arguments.length; i++) {
    if (arguments[i] > max) {
      max = arguments[i];
    }
  }
  return max;
}

x2 = findMax(1, 123, 500, 115, 44, 88);
console.log("Maximum number using arguments object:", x2);

function sumAll() {
  let sum = 0;
  for (let i = 0; i < arguments.length; i++) {
    sum += arguments[i];
  }
  return sum;
}

x = sumAll(1, 123, 500, 115, 44, 88);
console.log("Sum of all numbers using arguments object:", x);

console.log("===================================");
//Function expressions
let myFunction2 = function(a, b) {return a * b}
console.log("Result of myFunction2(4, 3):", myFunction2(4, 3));

const x3 = function (a, b) {return a * b};
let z = x3(4, 3);
console.log("Result of x3(4, 3):", z);
console.log("===================================");

//Arrow functions
let hello = () => {
  return "Hello World!";
}
console.log(hello());

let hello2 = () => "Hello World!";
console.log(hello2());

let hello3 = (val) => "Hello " + val;
console.log(hello3("Everyone"));

let hello4 = val => "Hello " + val;
console.log(hello4("Everyone"));

let myFunction3 = (a, b) => a * b;
console.log("Result of myFunction3(4, 3):", myFunction3(4, 3));

const x4 = (a, b) => a * b;
let z2 = x4(4, 3);
console.log("Result of x4(4, 3):", z2);

console.log("===================================");
// This will not work
let myFunction4 = (x, y) => { x * y } ;
console.log(myFunction4(4,3));

// This will not work
//let myFunction5 = (x, y) => return x * y ;

// Only this will work
let myFunction6 = (x, y) => { return x * y };
console.log(myFunction6(4,3));

let myFunction7 = (x, y) =>  x * y ;
console.log(myFunction7(4,3));
console.log("===================================");