Run results for: Optional chaining

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/133.0.0.0 Safari/537.36 OPR/118.0.0.0

Browser: Opera 118

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

Optional chaining

165.1M/s

Double ampersand

154.0M/s

View exact numbers

Test name	Executions per second
✓ Optional chaining	165,114,192 Ops/sec
Double ampersand	154,047,280 Ops/sec

Script Preparation code:

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

Tests: