Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/98.0.4758.82 Safari/537.36
Chrome 98
Windows
Desktop
2 years ago
Test name Executions per second
Double ampersand 6854048.5 Ops/sec
Optional chaining 13084059.0 Ops/sec
Script Preparation code:
Tests:
  • Double ampersand

  • Optional chaining