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Run results for:
Performance Test: substring vs substr vs slice
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=622218" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux i686) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Safari/537.36 Vivaldi/3.7
Browser:
Chrome 90
Operating system:
Linux
Device Platform:
Desktop
Date tested:
8 months ago
substring
26.9M/s
slice
18.9M/s
substr
13.2M/s
View exact numbers
Test name
Executions per second
✓
substring
26,927,932 Ops/sec
slice
18,861,070 Ops/sec
substr
13,170,202 Ops/sec
Script Preparation code:
var string = "I am the god of hellfire, and I bring you..."
Tests:
slice
var substring = string.slice(17, 25);
substring
var substring = string.substring(17, 25);
substr
var substring = string.substr(17, 25);