Run results for: Float32Array from normal array Constructor vs loop

Run details:

User agent: Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.0.0 Safari/537.36

Browser: Chrome 131

Operating system: Mac OS X 10.15.7

Device Platform: Desktop

Date tested: one year ago

Test name	Executions per second
Constructorr	703.4 Ops/sec
Loop	40.7 Ops/sec

Script Preparation code:

var arr = [];
for(let i=0; i<1000000; i++){
  arr.push(i+0.111);
}

Tests:

Constructorr
const nuArr = new Float32Array(arr); const res = nuArr[100];
Loop
const len = arr.length; const nuArr = new Float32Array( new Float32Array().BYTES_PER_ELEMENT * len); for(i=0; i<len; i++){ nuArr[i] = arr[i]; }