Run results for: JSON stringify vs slice vs structuredClone vs spread vs Array from

Run details:

User agent: curl

Browser: Other

Operating system: Other

Device Platform: Desktop

Date tested: one year ago

Benchmark engine: Benchmark.js

slice

10.8M/s

Spread

10.7M/s

Array from

6.5M/s

JSON.stringify

1.7M/s

structuredClone

904K/s

View exact numbers

Script Preparation code:

var vertices = [
      [1, 0, 0, 0],
      [0, 1, 0, 0],
      [0, 0, 1, 0],
      [0, 0, 0, 1],
    ]

var myCopy = null;

Tests: