convert array to an object code example

Example 1: convert object to array javascript

var object = {'Apple':1,'Banana':8,'Pineapple':null};
//convert object keys to array
var k = Object.keys(object);
//convert object values to array
var v = Object.values(object);

Example 2: convert array to object javascript

const convertArrayToObject = (array, key) =>
  array.reduce(
    (obj, item) => ({
      ...obj,
      [item[key]]: item
    }),
    {}
  );

Example 3: javascript convert array to object

function arrayToObject(arr) {
    var obj = {};
    for (var i = 0; i < arr.length; ++i){
        obj[i] = arr[i];
    }
    return obj;
}
var colors=["red","blue","green"];
var colorsObj=arrayToObject(colors);//{0: "red", 1: "blue", 2: "green"}

Example 4: js array to object with keys

const arr = ['a','b','c'];
const res = arr.reduce((a,b)=> (a[b]='',a),{});
console.log(res)