Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/129.0.0.0 Safari/537.36
Chrome 129
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 546133.6 Ops/sec
Native map deep slice(turns objects into arrays) 7924178.0 Ops/sec
Native JSON parse 844667.8 Ops/sec
Native map deep slice at 0(turns objects into arrays) 7942715.0 Ops/sec
Native map(shallow clone) 14707035.0 Ops/sec
Recursive deep clone 511271.8 Ops/sec
Map deep clone 565625.1 Ops/sec
Object.assign shallow clone 8632886.0 Ops/sec
structuredClone 443429.6 Ops/sec
HTML Preparation code:
Script Preparation code:
Tests:
  • Lodash cloneDeep

  • Native map deep slice(turns objects into arrays)

  • Native JSON parse

  • Native map deep slice at 0(turns objects into arrays)

  • Native map(shallow clone)

  • Recursive deep clone

  • Map deep clone

  • Object.assign shallow clone

  • structuredClone