Run results for: Math.trunc vs alts on a positive value - MeasureThat.net

Run details:

User agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/119.0.0.0 Safari/537.36

Browser: Chrome 119

Operating system: Windows

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Math.trunc	3336284.8 Ops/sec
Math.floor	2878060.8 Ops/sec
~~	4637446.0 Ops/sec
&-1	4938558.5 Ops/sec
\|0	5080067.0 Ops/sec
^0	5065015.5 Ops/sec
>>0	4975457.0 Ops/sec

Script Preparation code:

var k = 254 * Math.random() + 1;
var a = -1;

Tests:

Math.trunc
a = Math.trunc(k); a = -1;
Math.floor
a = Math.floor(k); a = -1;
~~
a = ~~k; a = -1;
&-1
a = k & -1; a = -1;
|0
a = k | 0; a = -1;
^0
a = k ^ 0; a = -1;
>>0
a = k >> 0; a = -1;

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