Run results for: Optional chaining

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/132.0.0.0 Safari/537.36

Browser: Chrome 132

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Optional chaining

64.8M/s

Double ampersand

57.4M/s

View exact numbers

Test name	Executions per second
✓ Optional chaining	64,800,068 Ops/sec
Double ampersand	57,421,896 Ops/sec

Script Preparation code:

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

Tests: