best way to convert object with arrays to array with objects and viceversa

Question

what is the best way to convert an object of arrays to an array of objects and vice-versa

{
  category : [\'a\',\'b\',\'c\'],
  title : [\'e\',\'f\',\'g\'],
         


        

Answer 1

Here is solution using reduce method and arrow function.

var obj={
  category : ['a','b','c'],
  title : ['e','f','g'],
  code : ['z','x','v']
}
var result=obj[Object.keys(obj)[0]].reduce((a,b,i)=>{
  var newObj={};
  Object.keys(obj).forEach(function(item){
     newObj[item]=obj[item][i];
  });
  return a.concat(newObj);
},[]);
console.log(result);