Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0
Firefox 120
Windows
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 3379.6 Ops/sec
Native map deep slice(turns objects into arrays) 109792.6 Ops/sec
Native JSON parse 4541.8 Ops/sec
Native map deep slice at 0(turns objects into arrays) 108842.2 Ops/sec
Native map(shallow clone) 2234272.8 Ops/sec
Recursive deep clone 45099.2 Ops/sec
Map deep clone 42656.7 Ops/sec
Object.assign shallow clone 1634521.0 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