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Run results for:
spread vs clone
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Run details:
User agent:
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) FxiOS/143 Mobile/15E148 Version/17.7
Browser:
Mobile Safari 17
Operating system:
iOS 18.7
Device Platform:
Mobile
Date tested:
3 months ago
Test name
Executions per second
structuredClone
562439.2 Ops/sec
spread
20991838.0 Ops/sec
Script Preparation code:
var list = ["test", "apple", "banana", "peach", "123", "foo", "bar", "tree", "dog"];
Tests:
structuredClone
const copy = window.structuredClone(list);
spread
const copy = [...list];