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Run results for:
Performance Test: substring vs substr vs slice vs split
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<iframe src="https://measurethat.net/Embed?id=561191" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:131.0) Gecko/20100101 Firefox/131.0
Browser:
Firefox 131
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
one year ago
substring
896.5M/s
slice
814.6M/s
substr
745.5M/s
split
7.8M/s
View exact numbers
Test name
Executions per second
✓
substring
896,453,440 Ops/sec
slice
814,586,944 Ops/sec
substr
745,523,136 Ops/sec
split
7,803,886 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);
split
var substring = string.split(',')[1];