Run results for: Optional Chaining versus _.get lodash

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; Pixel 3 XL) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/78.0.3904.108 Mobile Safari/537.36

Browser: Chrome Mobile 78

Operating system: Android

Device Platform: Mobile

Date tested: 4 years ago

Test name	Executions per second
Optional Chaining	0.0 Ops/sec
Lodash	1306259.0 Ops/sec

Script Preparation code:

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

Tests:

Optional Chaining
a == null ? undefined : a.b == null ? undefined : a.b.c == null ? undefined : a.b.c.d
Lodash
_.get(obj, "a.b.c.d")