Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0
Firefox 133
Linux
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 329717.9 Ops/sec
Native map deep slice(turns objects into arrays) 17043548.0 Ops/sec
Native JSON parse 568919.9 Ops/sec
Native map deep slice at 0(turns objects into arrays) 15148571.0 Ops/sec
Native map(shallow clone) 35914488.0 Ops/sec
Recursive deep clone 1503367.8 Ops/sec
Map deep clone 934349.4 Ops/sec
Object.assign shallow clone 41984580.0 Ops/sec
structuredClone 362173.2 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