key-accessor

access a key of object safely

Install

 
npm i key-accessor --save
 

Usage

import keyAccessor from 'key-accessor'
 
const music = {
  rock: {
    band: 'G N\' R'
  },
  pop: {
 
  }
}
 
const obj = keyAccessor(music)
 
obj.rock.band() // output: G N' R
obj.pop.band() // output: undefined
obj.classical.band() // output: undefined
 

Note

NOT support IE, since depending on Proxy object (ES6)