object js to array 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 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"}