math-sum/index.js

Sum numbers

export default function sum(...values) {
	values = Array.isArray(values[0]) ? values[0] : values;

	let sum = 0;

	for (const value of values) {
		sum += value;
	}

	return sum;
}

sum.bigInt = function (...values) {
	values = Array.isArray(values[0]) ? values[0] : values;

	let sum = 0n;

	for (const value of values) {
		sum += typeof value === 'bigint' ? value : BigInt(value);
	}

	return sum;
};