Object flatten Example

object-flat.js

const cv = {
  age: 20,
  name: 'akif',
  title: 'web developer',
  contact: {
  	number: '0535-232-22-17'
  },
  address: {
    home: 'bornova',
    scholl: {
      name: 'yaşar',
      department: 'computer programming',
      location: {
      	name: 'izmir',
        city: {
        	name: {
          	neighbourhood: 'ergene'
          }
        }
      }
    }
  }
}

  const flatten = {}


function flat(obj, name='') {
    Object.keys(obj).forEach(key => {
      if (typeof obj[key] === 'object') {
      		flat(obj[key],name+key+'.')
      } else {
        flatten[name+key] = obj[key]
      }
    })
	return flatten
}

console.log(flat(cv))