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Run results for:
Performance Test: substring vs substr vs slice
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<iframe src="https://measurethat.net/Embed?id=486498" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:120.0) Gecko/20100101 Firefox/120.0
Browser:
Firefox 120
Operating system:
Windows
Device Platform:
Desktop
Date tested:
2 years ago
slice
121.1M/s
substring
116.6M/s
substr
107.5M/s
View exact numbers
Test name
Executions per second
✓
slice
121,055,696 Ops/sec
substring
116,619,632 Ops/sec
substr
107,490,680 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);