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Run results for:
Bitwise Truncation Methods
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Embed Benchmark Result
<iframe src="https://measurethat.net/Embed?id=629884" width="100%" height="500px"></iframe>
Run details:
User agent:
Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:149.0) Gecko/20100101 Firefox/149.0
Browser:
Firefox 149
Operating system:
Windows
Device Platform:
Desktop
Date tested:
one month ago
num << 0
1.2M/s
num >>> 0
708K/s
num >> 0
605K/s
num | 0
600K/s
~~num
589K/s
View exact numbers
Test name
Executions per second
✓
num << 0
1,174,043 Ops/sec
num >>> 0
708,396 Ops/sec
num >> 0
604,699 Ops/sec
num | 0
599,714 Ops/sec
~~num
589,090 Ops/sec
Script Preparation code:
"use strict"; const arr = Array.from({length: 1000}, (function(){return Math.random()*1000}));
Tests:
~~num
"use strict"; let x = 0; for (let i=0; i<1000; i++) { x = ~~(arr[i]); }
num | 0
"use strict"; let x = 0; for (let i=0; i<1000; i++) { x = (arr[i]) | 0; }
num << 0
"use strict"; let x = 0; for (let i=0; i<1000; i++) { x = (arr[i]) << 0; }
num >> 0
"use strict"; let x = 0; for (let i=0; i<1000; i++) { x = (arr[i]) >> 0; }
num >>> 0
"use strict"; let x = 0; for (let i=0; i<1000; i++) { x = (arr[i]) >>> 0; }