Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36
Chrome 67
Windows
Desktop
5 years ago
Test name Executions per second
object.assign 688868.3 Ops/sec
spread 23612.5 Ops/sec
without immutable 407924.3 Ops/sec
create new object with assign 26392.3 Ops/sec
Script Preparation code:
Tests:
  • object.assign

  • spread

  • without immutable

  • create new object with assign