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lyatziv/addFixed

Last active April 13, 2022 18:02
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javascript math is weird.
Raw
addFixed
export const addFixed = (a: number, b: number, p = 0) => {
const countDecimal = (a: number): number => String(a).split('.')[1].length;
const dec = isNaN(p) ? Math.max(countDecimal(a), countDecimal(b)) : p;
const t = Number(`1${'0'.repeat(dec)}`);
return (a * t + b * t) / t;
};
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