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Run results for:
slice vs substr vs substring (with no end index)
Compares slice, substr and substring to each other when there is only a start index
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<iframe src="https://measurethat.net/Embed?id=611415" 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:
one year ago
substr
152.6M/s
substring
149.8M/s
slice
139.7M/s
View exact numbers
Test name
Executions per second
✓
substr
152,628,480 Ops/sec
substring
149,796,864 Ops/sec
slice
139,703,520 Ops/sec
Script Preparation code:
var example = 'there is no spoon'
Tests:
slice
var result = example.slice(10)
substr
var result = example.substr(10)
substring
var result = example.substring(10)