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Run results for:
slice vs substring vs substr
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=627062" 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/137.0.0.0 Safari/537.36
Browser:
Chrome 137
Operating system:
Windows
Device Platform:
Desktop
Date tested:
4 months ago
substring
186.1M/s
slice
183.4M/s
substr
177.4M/s
View exact numbers
Test name
Executions per second
✓
substring
186,087,440 Ops/sec
slice
183,401,424 Ops/sec
substr
177,356,224 Ops/sec
Script Preparation code:
var example = 'abcdefghijklmnopqrstuvwxyz,./;-==;[]5446621330789'.repeat(1000)
Tests:
slice
var slice = example.slice(5000);
substring
var substring = example.substring(5000);
substr
var substr = example.substr(5000)