Benchmark: JSON.stringify vs slice vs structuredClone vs spread vs Array.from

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:

Rendered benchmark preparation results:

Previous results

Latest run results:

Run details: (Test run date: 2 years ago)

User agent: Mozilla/5.0 (X11; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/126.0.0.0 Safari/537.36

Browser/OS: Chrome 126 on Linux

slice

9.4M/s

Spread

8.7M/s

Array from

5.4M/s

JSON.stringify

1.4M/s

View exact numbers

JSON.stringify vs slice vs structuredClone vs spread vs Array.from (version: 0) Benchmark.js