object to array in js code example

Example 1: javascript object toarray

var obj = {"1":5,"2":7,"3":0,"4":0,"5":0,"6":0,"7":0,"8":0,"9":0,"10":0,"11":0,"12":0}
var result = Object.keys(obj).map(function(key) {
  return [Number(key), obj[key]];
});

console.log(result);

Example 2: javascript object to array

//Supposing fooObj to be an object

fooArray = Object.entries(fooObj);

fooArray.forEach(([key, value]) => {
  console.log(key); // 'one'
  console.log(value); // 1
})

Example 3: 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 4: 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 5: converting object to array in js

const numbers = {
  one: 1,
};

const objectArray = Object.entries(numbers);

objectArray.forEach(([key, value]) => {
  console.log(key); // 'one'
  console.log(value); // 1
});

Example 6: js convert obj to array

const array = [
  ['key', 1],
  ['two', 2],
];

Object.fromEntries(array);
// { one: 1, two: 2 }