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Run results for:
JSON.stringify + JSON.parse vs structuredClone on arrays
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=605903" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/136.0.0.0 Safari/537.36
Browser:
Chrome 136
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one year ago
Test name
Executions per second
JSON.stringify + JSON.parse
2014041.1 Ops/sec
structuredClone
541013.3 Ops/sec
Script Preparation code:
const arrays = [ [1, 2, 3, 5, 6], [0, 0, 0, 0, 0], [40, 23, 63, 19, 30] ];
Tests:
JSON.stringify + JSON.parse
JSON.parse(JSON.stringify(arrays));
structuredClone
structuredClone(arrays);