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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=633316" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/109.0.0.0 Safari/537.36 Edg/109.0.1518.140
Browser:
Chrome 109
Operating system:
Windows 7
Device Platform:
Desktop
Date tested:
14 days ago
substr
121.3M/s
slice
113.7M/s
substring
74.1M/s
split
2.7M/s
View exact numbers
Test name
Executions per second
✓
substr
121,317,592 Ops/sec
slice
113,722,504 Ops/sec
substring
74,090,368 Ops/sec
split
2,684,116 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];