let foods = ["cake", "pizza", "burger", "biriyani"];
let number = [1,2,3,4];

// 1st parameter : item,
// second parameter : index,
// third parameter : whole array

// foreach 
let solve = function(item, index, arr){
    console.log(`index: ${index} and item : ${item}`);
    console.log(arr);
}
food.forEach(solve)

// map

let solve2 =  function(item, index, arr){
    return `number of index : ${index} is a food which name is : ${item}`
}
let ans = food.map(solve2);
console.log(ans);