Run results for: Optional chaining

Run details:

User agent: Mozilla/5.0 (Linux; Android 10; CLT-L29) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/100.0.4896.88 Mobile Safari/537.36

Browser: Chrome Mobile 100

Operating system: Android

Device Platform: Mobile

Date tested: 2 years ago

Benchmark engine: Benchmark.js

Optional chaining

2.9M/s

Double ampersand

1.3M/s

View exact numbers

Test name	Executions per second
✓ Optional chaining	2,919,385 Ops/sec
Double ampersand	1,328,599 Ops/sec

Script Preparation code:

var node = {
  value: 'value',
  data_type: { value: 'data_type_value' }
}

Tests: