Run results for: Optional Chaining (babel) versus _.get lodash

Run details:

User agent: Mozilla/5.0 (Linux; Android 9; moto g(7)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/79.0.3945.136 Mobile Safari/537.36

Browser: Chrome Mobile 79

Operating system: Android

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
Optional Chaining (babel)	1789276.4 Ops/sec
Lodash	314069.5 Ops/sec

Script Preparation code:

var obj = {a: {b: {c: {d: 1}}}}
var badObj = {}

Tests:

Optional Chaining (babel)
var _obj, _obj$a, _obj$a$b, _obj$a$b$c, _badObj, _badObj$a, _badObj$a$b, _badObj$a$b$c; ((_obj = obj) === null || _obj === void 0 ? void 0 : (_obj$a = _obj.a) === null || _obj$a === void 0 ? void 0 : (_obj$a$b = _obj$a.b) === null || _obj$a$b === void 0 ? void 0 : (_obj$a$b$c = _obj$a$b.c) === null || _obj$a$b$c === void 0 ? void 0 : _obj$a$b$c.d) || 2; ((_badObj = badObj) === null || _badObj === void 0 ? void 0 : (_badObj$a = _badObj.a) === null || _badObj$a === void 0 ? void 0 : (_badObj$a$b = _badObj$a.b) === null || _badObj$a$b === void 0 ? void 0 : (_badObj$a$b$c = _badObj$a$b.c) === null || _badObj$a$b$c === void 0 ? void 0 : _badObj$a$b$c.d) || 2;
Lodash
_.get(obj, "a.b.c.d", 2) _.get(badObj, "a.b.c.d", 2)