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/135.0.0.0 Safari/537.36

Browser: Chrome 135

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Double ampersand

166.6M/s

Optional chaining

164.8M/s

View exact numbers

Test name	Executions per second
✓ Double ampersand	166,596,000 Ops/sec
Optional chaining	164,784,512 Ops/sec

Script Preparation code:

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

Tests: