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Run results for:
Spread Operator VS Array.slice()
performance test!
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<iframe src="https://measurethat.net/Embed?id=495690" 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/120.0.0.0 Safari/537.36
Browser:
Chrome 120
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
Benchmark engine:
Benchmark.js
Array.slice()
238.6M/s
Spread Operation
139.4M/s
View exact numbers
Test name
Executions per second
✓
Array.slice()
238,615,360 Ops/sec
Spread Operation
139,385,040 Ops/sec
Tests:
Spread Operation
const words = [ 'apple', 'banana', 'orange', 'grape', 'kiwi', 'peach', 'strawberry', 'blueberry', 'pineapple', 'watermelon', 'carrot', 'broccoli', 'tomato', 'cucumber', 'potato', 'elephant', 'lion', 'giraffe', 'zebra', 'monkey' ]; const newWords = [...words];
Array.slice()
const words = [ 'apple', 'banana', 'orange', 'grape', 'kiwi', 'peach', 'strawberry', 'blueberry', 'pineapple', 'watermelon', 'carrot', 'broccoli', 'tomato', 'cucumber', 'potato', 'elephant', 'lion', 'giraffe', 'zebra', 'monkey' ]; const newWords = words.slice();