jasvascript .map code example
Example 1: array map javascript
const array1 = [1, 4, 9, 16];
// pass a function to map
const map1 = array1.map(x => x * 2);
console.log(map1);
// expected output: Array [2, 8, 18, 32]
Example 2: array map
let A = [{ x:'x', y:'y' }, { x:'x', y:'y' }];
let result = A.map(({y,...rest})=> ({...rest,v:y}));
console.log(result);