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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=569192" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:132.0) Gecko/20100101 Firefox/132.0
Browser:
Firefox 132
Operating system:
Ubuntu
Device Platform:
Desktop
Date tested:
one year ago
substr
1124.9M/s
slice
1076.9M/s
substring
850.6M/s
View exact numbers
Test name
Executions per second
✓
substr
1,124,941,568 Ops/sec
slice
1,076,876,544 Ops/sec
substring
850,584,064 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);