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Run results for: Destructuring assignment vs lodash

Destructuring assignment vs lodash performance measure

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Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:68.0) Gecko/20100101 Firefox/68.0
Firefox 68
Mac OS X 10.14
Desktop
5 years ago
Test name Executions per second
Destructuring assignment on full object 100878856.0 Ops/sec
Lodash get() on full object 4857847.5 Ops/sec
Destructuring assignment on empty object 141606720.0 Ops/sec
Lodash get() on empty object 5406533.0 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')