@plteam/chat-ui/dist/utils/arrayUtils/arraySum.js

CUI Kit is a free and open-source library for creating AI assistant chat interfaces, built with React, Material UI, and TypeScript

export const arraySum = (array) => {
    let result = 0;
    let index = -1;
    const length = array.length;
    while (++index < length) {
        const current = array[index];
        if (current !== undefined) {
            result = result === undefined ? current : (result + current);
        }
    }
    return result;
};