const names = ['Alex', 'Bob', 'Johny', 'Atta'];
// convert array to th object
const obj = Object.assign({}, names);
// print object
console.log(obj);
// {0: "Alex", 1: "Bob", 2: "Johny", 3: "Atta"}
const arr = ['a','b','c'];
const res = arr.reduce((a,b)=> (a[b]='',a),{});
console.log(res)const convertArrayToObject = (array, key) =>
array.reduce(
(obj, item) => ({
...obj,
[item[key]]: item
}),
{}
);
const object1 = {
a: 'somestring',
b: 42,
c: false
};
console.log(Object.keys(object1));
// expected output: Array ["a", "b", "c"]let arr = [{a: 'a', b: 1, c: 'c'}, {a: 'a', b: 2, c: 'c'}, {a: 'a', b: 3, c: 'c'}]:
let mapped = arr.reduce (function (map, obj) {
map[obj.b] = obj;
return map;
},{}); // reduce
console.log (mapped); // {1: {a: 'a', b: 1, c: 'c'}, 2: {a: 'a', b: 2, c: 'c'}, 3: {a: 'a', b: 3, c: 'c'}const subLocationTypes = (location.subLocationTypes || []).reduce((add, cur) => {
add[cur.key] = cur.value;
return add;
}, {});