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Run results for:
Date.now() vs Performance.measure()
Performance measure can be slow
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=575024" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (X11; Linux x86_64; rv:133.0) Gecko/20100101 Firefox/133.0
Browser:
Firefox 133
Operating system:
Linux
Device Platform:
Desktop
Date tested:
one year ago
Date.now
1.3M/s
performance.mark
243K/s
performance.mark + performance.measure
147K/s
View exact numbers
Test name
Executions per second
✓
Date.now
1,280,634 Ops/sec
performance.mark
243,037 Ops/sec
performance.mark + performance.measure
146,644 Ops/sec
Script Preparation code:
var times = [];
Tests:
performance.mark
var i = Math.random() + '' + Date.now(); performance.mark(i + 'start'); performance.mark(i + 'end' );
Date.now
var i = Math.random() + '' + Date.now(); times.push(Date.now() + 'start' + i); times.push(Date.now() + 'end' + i);
performance.mark + performance.measure
var i = Math.random() + '' + Date.now(); performance.mark(i + 'start'); performance.mark(i + 'end' ); performance.measure(i, i + 'start', i + 'end')