Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_4) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36
Chrome 65
Mac OS X 10.13.4
Other
6 years ago
Test name Executions per second
Destructuring assignment on full object 13331845.0 Ops/sec
Lodash get() on full object 2263218.0 Ops/sec
Destructuring assignment on empty object 13386461.0 Ops/sec
Lodash get() on empty object 2424784.8 Ops/sec
HTML Preparation code:
AخA
 
1
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>
Script Preparation code:
x
 
var fullObject = {
  a: {
    b: {
      c: 'value'
    }
  }
}
var emptyObject = {}
Tests:
  • Destructuring assignment on full object

     
    var { a } = fullObject || {}
    var { b } = a || {}
    var { c } = b || {}
  • Lodash get() on full object

     
    var c = _.get(fullObject, 'a.b.c')
  • Destructuring assignment on empty object

     
    var { a } = emptyObject || {}
    var { b } = a || {}
    var { c } = b || {}
  • Lodash get() on empty object

     
    var c = _.get(emptyObject, 'a.b.c')