Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:96.0) Gecko/20100101 Firefox/96.0
Firefox 96
Windows
Desktop
2 years ago
Test name Executions per second
instanceof 127050264.0 Ops/sec
string type 1107632000.0 Ops/sec
string type + undefined 1134966528.0 Ops/sec
property 1069846144.0 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • instanceof

  • string type

  • string type + undefined

  • property