Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Chrome 129
Windows
Desktop
2 months ago
Test name Executions per second
instanceof 6465076.0 Ops/sec
string type 15307704.0 Ops/sec
string type + undefined 6017647.0 Ops/sec
property 5913134.0 Ops/sec
constructor comparison 6235324.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • instanceof

  • string type

  • string type + undefined

  • property

  • constructor comparison