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Run results for:
RegEx.test vs. String.includes vs. String.match vs String.match(regex) for starting string
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<iframe src="https://measurethat.net/Embed?id=591817" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/134.0.0.0 Safari/537.36
Browser:
Chrome 134
Operating system:
Mac OS X 10.15.7
Device Platform:
Desktop
Date tested:
one year ago
String.includes
56.0M/s
RegEx.test
30.1M/s
String.match with regex
9.8M/s
String.match
4.6M/s
View exact numbers
Test name
Executions per second
✓
String.includes
55,967,220 Ops/sec
RegEx.test
30,144,346 Ops/sec
String.match with regex
9,796,805 Ops/sec
String.match
4,604,230 Ops/sec
Script Preparation code:
var string = "Hello world!"; var regex = /^Hello/g;
Tests:
RegEx.test
regex.test(string);
String.includes
string.startsWith("Hello");
String.match
string.match("Hello");
String.match with regex
string.match(regex);