Run results for: Compare performance of _.get to es6 destructuring

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/106.0.0.0 Safari/537.36

Browser: Chrome 106

Operating system: Windows

Device Platform: Desktop

Date tested: 2 years ago

Test name	Executions per second
destructuring with defaults, empty input	8121903.0 Ops/sec
lodash get, empty input	2247589.2 Ops/sec
destructuring with defaults, find item	2907415.2 Ops/sec
lodash get, find item	1482826.9 Ops/sec
destructuring dynamic key	2944552.5 Ops/sec
lodash dynamic key	1131632.8 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 destructuringFn(input) {
  const { contextMenu: { data: { documents = [] } = {} } = {} } = input;
  return documents;
}

function destructuringFnDynamic(input, key) {
  const { contextMenu: { data: { [key]: documents = [] } = {} } = {} } = input;
  return documents;
}

function lodashFn(input) {
  const documents = _.get(input, 'contextMenu.data.documents', []);
  return documents;
}

function lodashFnDynamic(input, key) {
  const documents = _.get(input, `contextMenu.data.${key}`, []);
  return documents;
}

function optionalChainFn() {
  const input = { contextMenu: { data: { documents: ["data"] }}};
  return input?.contextMenu?.data?.documents;
}
  
function optionalChainFnDynamic(key) {
  const input = { contextMenu: { data: { documents: ["data"] }}};
  return input?.contextMenu?.data?.[key];
}

function lodashGetFn() {
  const input = { contextMenu: { data: { documents: ["data"] }}};
  const documents = _.get(input, 'contextMenu.data.documents', []);
  return documents;
}

function lodashGetFnDynamic(key) {
  const input = { contextMenu: { data: { documents: ["data"] }}};
  const documents = _.get(input, `contextMenu.data[key]`, []);
  return documents;
}

function test(fn, input, key) {
  fn(input, key);
}

Tests:

destructuring with defaults, empty input
test(destructuringFn, {});
lodash get, empty input
test(lodashFn, {});
destructuring with defaults, find item
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(destructuringFn, input);
lodash get, find item
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(lodashFn, input);
destructuring dynamic key
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(destructuringFnDynamic, input, 'documents');
lodash dynamic key
const input = { contextMenu: { data: { documents: [{ id: 'doc' }] } } }; test(lodashFnDynamic, input, 'documents');
Optional chaining
test(optionalChainFn);
lodash get
test(lodashGetFn);
Optional chaining with dynamic key
test(optionalChainFnDynamic, 'documents');
lodash get with dynamic key
test(lodashGetFnDynamic, 'documents');

Run results for: Compare performance of _.get to es6 destructuring

destructuring with defaults, empty input

lodash get, empty input

destructuring with defaults, find item

lodash get, find item

destructuring dynamic key

lodash dynamic key

Optional chaining

lodash get

Optional chaining with dynamic key

lodash get with dynamic key