Run details:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36 Edg/127.0.0.0
Chrome 127
Windows
Desktop
one year ago
Test name Executions per second
Lodash cloneDeep 481164.2 Ops/sec
Native map deep slice(turns objects into arrays) 6196652.0 Ops/sec
Native JSON parse 601523.6 Ops/sec
Native map deep slice at 0(turns objects into arrays) 6148875.5 Ops/sec
Native map(shallow clone) 11848211.0 Ops/sec
Recursive deep clone 414258.9 Ops/sec
Map deep clone 458783.9 Ops/sec
Object.assign shallow clone 6779077.5 Ops/sec
structuredClone 302252.2 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