Run details:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_0_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/18.0.1 Mobile/15E148 Safari/604.1
Mobile Safari 18
iOS 18.0.1
Mobile
one year ago
Test name Executions per second
Lodash cloneDeep 634179.7 Ops/sec
Native map deep slice(turns objects into arrays) 8023127.5 Ops/sec
Native JSON parse 982026.7 Ops/sec
Native map deep slice at 0(turns objects into arrays) 7699298.0 Ops/sec
Native map(shallow clone) 13748769.0 Ops/sec
Recursive deep clone 537998.4 Ops/sec
Map deep clone 482510.0 Ops/sec
Object.assign shallow clone 5381792.0 Ops/sec
structuredClone 283401.5 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