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

Rendered benchmark preparation results:

Suite status: <idle, ready to run>

Previous results
  • Test case name Result
    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

    Fastest: N/A

    Slowest: N/A

Latest run results:
Run details: (Test run date: one year ago)
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0
Firefox 120 on Windows
View result in a separate tab
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