Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/97.0.4692.99 Safari/537.36
Chrome 97
Windows
Desktop
2 years ago
Test name Executions per second
var copy={...a} 213178.2 Ops/sec
var copy = Object.assign({}, a) 287.1 Ops/sec
Script Preparation code:
Tests:
  • var copy={...a}

  • var copy = Object.assign({}, a)