Run details:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/124.0.0.0 Safari/537.36
Chrome 124
Mac OS X 10.15.7
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 485951.4 Ops/sec
Native map deep slice(turns objects into arrays) 6390431.0 Ops/sec
Native JSON parse 616738.2 Ops/sec
Native map deep slice at 0(turns objects into arrays) 6676611.0 Ops/sec
Native map(shallow clone) 12532324.0 Ops/sec
Recursive deep clone 428507.7 Ops/sec
Map deep clone 471176.3 Ops/sec
Object.assign shallow clone 7290692.0 Ops/sec
structuredClone 367044.3 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