failed-fastInverseSqrtJS/index.js

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function fastInverseSqrt(number) {
const threehalfs = 1.5;
const x2 = number * 0.5;
let i = new Float32Array(1);
i[0] = number;
let y = new Int32Array(i.buffer);
y = threehalfs - (x2 * y * y);
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y = Math.abs(y);
y = (y / 1000000000000000000);
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y = y - ((Math.floor(y) / 10) / (y * .28)));
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y = Math.round(y * 100) / 100;
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return y;
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}