Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/99.0.4844.51 Safari/537.36
Chrome 99
Mac OS X 10.15.7
Desktop
2 years ago
Test name Executions per second
Array splice 1132491.9 Ops/sec
ES6 Object Spread 49574.1 Ops/sec
Object property assign 23719320.0 Ops/sec
Script Preparation code:
Tests:
  • Array splice

  • ES6 Object Spread

  • Object property assign