Run results for: optional chaining vs lodash get

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.14; rv:76.0) Gecko/20100101 Firefox/76.0

Browser: Firefox 76

Operating system: Mac OS X 10.14

Device Platform: Desktop

Date tested: 4 years ago

Test name	Executions per second
optional chaining	39763412.0 Ops/sec
lodash get	5253427.5 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:

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

Tests:

optional chaining
a=obj.a var t = a == null ? undefined : a.b == null ? undefined : a.b.c == null ? undefined : a.b.c.d
lodash get
var a = _.get(obj, "a.b.c.d")