Run results for: optional chaining & nullish coalescing vs _.get

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:139.0) Gecko/20100101 Firefox/139.0

Browser: Firefox 139

Operating system: Mac OS X 10.15

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Optional chaining + nullish coalescing

676.6M/s

_.get

11.2M/s

View exact numbers

Test name	Executions per second
✓ Optional chaining + nullish coalescing	676,599,360 Ops/sec
_.get	11,172,039 Ops/sec

Script Preparation code:

var a = {
    _TEST: {
        some: {
            very_long_key_variant: 1
        }
    }
}

Tests:

Optional chaining + nullish coalescing
const variant = a?._TEST?.some?.very_long_key_variant ?? 0;
_.get
_.get(a._TEST, 'some.very_long_key_variant', 0);