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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=591771" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:136.0) Gecko/20100101 Firefox/136.0
Browser:
Firefox 136
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
substr
698.3M/s
slice
695.0M/s
substring
552.0M/s
split
7.0M/s
View exact numbers
Test name
Executions per second
✓
substr
698,332,352 Ops/sec
slice
695,009,024 Ops/sec
substring
552,007,232 Ops/sec
split
7,041,036 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];