Run results for: Lodash Get vs Native

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/76.0.3800.0 Safari/537.36 Edg/76.0.172.0

Browser: Chrome 76

Operating system: Mac OS X 10.14.3

Device Platform: Desktop

Date tested: 5 years ago

Test name	Executions per second
Native non-greedy lookup.	11587370.0 Ops/sec
Lodash get based non-greedy lookup.	1945341.0 Ops/sec

HTML Preparation code:

<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.5/lodash.min.js'></script>

Script Preparation code:

function nativeNonGreedyLookup() {
  const obj = { firstLevel: { secondLevel: { thirdLevel: 'test' } } };
  let thirdLevel;
  
  if ( obj && obj.firstLevel && obj.firstLevel.secondLevel && obj.firstLevel.secondLevel.thirdLevel ) {
  	thirdLevel = obj.firstLevel.secondLevel.thirdLevel;
  }
  
  return thirdLevel;
}

function lodashNonGreedyLookup() {
  const obj = { firstLevel: { secondLevel: { thirdLevel: 'test' } } };
  const thirdLevel = _.get(obj, 'firstLevel.secondLevel.thirdLevel', 'unknown');
  return thirdLevel;
}

Tests:

Native non-greedy lookup.
nativeNonGreedyLookup();
Lodash get based non-greedy lookup.
lodashNonGreedyLookup();

Run results for: Lodash Get vs Native

Native non-greedy lookup.

Lodash get based non-greedy lookup.