Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.125 Safari/537.36
Chrome 84
Windows
Desktop
4 years ago
Test name Executions per second
value === undefined 4209412.0 Ops/sec
typeof value === "undefined" 12913705.0 Ops/sec
Script Preparation code:
Tests:
  • value === undefined

  • typeof value === "undefined"