Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.67 Safari/537.36
Chrome 87
Mac OS X 10.15.7
Desktop
3 years ago
Test name Executions per second
Object.assign 3298906.0 Ops/sec
spread operator 9137145.0 Ops/sec
_.extend 1957249.6 Ops/sec
HTML Preparation code:
Tests:
  • Object.assign

  • spread operator

  • _.extend