Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_14_5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.100 Safari/537.36
Chrome 75
Mac OS X 10.14.5
Desktop
5 years ago
Test name Executions per second
object.assign 2212596.8 Ops/sec
spread 2761669.0 Ops/sec
without immutable 778915.2 Ops/sec
Script Preparation code:
Tests:
  • object.assign

  • spread

  • without immutable


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