map javascript return array code example
Example 1: es6 map usin index
const array = [1, 2, 3, 4];
const map = array.map((x, index) => {
console.log(index);
return x + index;
});
console.log(map);
Example 2: array map javascript
const array1 = [1, 4, 9, 16];
const map1 = array1.map(x => x * 2);
console.log(map1);
Example 3: array map
const array1 = [1, 4, 9, 16];
const map1 = array1.map(x => x * 2);
console.log(map1);
Example 4: map javascript
var numbers = [1, 4, 9];
var doubles = numbers.map(function(num) {
return num * 2;
});