map to array javascript
let map = new Map().set('a', 1).set('b', 2),
array = Array.from(map, ([name, value]) => ({ name, value }));
console.log(array);map to array javascript
let map = new Map().set('a', 1).set('b', 2),
array = Array.from(map, ([name, value]) => ({ name, value }));
console.log(array);javascript map
function listFruits() {
let fruits = ["apple", "cherry", "pear"]
fruits.map((fruit, index) => {
console.log(index, fruit)
})
}
listFruits()
// https://jsfiddle.net/tmoreland/16qfpkgb/3/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]javascript converting an array into a map
const arr = ['a', 'b', 'c', 2, 3, 4];
const nwMap = new Map([...arr.entries()]);map a keys from an array in a separate arraylist javascript
const myUsers = [
{ name: 'shark', likes: 'ocean' },
{ name: 'turtle', likes: 'pond' },
{ name: 'otter', likes: 'fish biscuits' }
]
const usersByLikes = myUsers.map(item => {
const container = {};
container[item.name] = item.likes;
container.age = item.name.length * 10;
return container;
})
console.log(usersByLikes);Copyright © 2021 Codeinu
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