Run details:
Mozilla/5.0 (X11; Linux x86_64; rv:129.0) Gecko/20100101 Firefox/129.0
Firefox 129
Linux
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 151096.3 Ops/sec
Native map deep slice(turns objects into arrays) 9103392.0 Ops/sec
Native JSON parse 258063.7 Ops/sec
Native map deep slice at 0(turns objects into arrays) 8341199.0 Ops/sec
Native map(shallow clone) 18006370.0 Ops/sec
Recursive deep clone 1480552.0 Ops/sec
Map deep clone 1460672.0 Ops/sec
Object.assign shallow clone 17620538.0 Ops/sec
structuredClone 170632.8 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