Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.71 Safari/537.36
Chrome 97
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
instanceof 5811222.5 Ops/sec
string type 14606599.0 Ops/sec
string type + undefined 4962225.0 Ops/sec
property 4928033.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • instanceof

  • string type

  • string type + undefined

  • property