Run results for: clones - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/152.0.0.0 Safari/537.36 OPR/136.0.0.0 (Edition developer)

Browser: Opera 136

Operating system: Windows

Device Platform: Desktop

Date tested: 29 days ago

Benchmark engine: Benchmark.js

structured clone

502/s

json stringify

365/s

lodash clone

140/s

View exact numbers

Test name	Executions per second
✓ structured clone	502 Ops/sec
json stringify	365 Ops/sec
lodash clone	140 Ops/sec

HTML Preparation code:

<!--your preparation HTML code goes here-->
<script src='https://cdnjs.cloudflare.com/ajax/libs/lodash.js/4.17.21/lodash.min.js'></script>

Script Preparation code:

const array = [];
for (let i = 0; i < 1e5; i++) {
  array.push(i);
}

Tests:

json stringify
const copy = JSON.parse(JSON.stringify(array));
structured clone
const copy = structuredClone(array);
lodash clone
const clone = _.cloneDeep(array);