everyutil/date/calculateBusinessHoursBetween.js

A comprehensive library of lightweight, reusable utility functions for JavaScript and TypeScript, designed to streamline common programming tasks such as string manipulation, array processing, date handling, and more.

"use strict";
Object.defineProperty(exports, "__esModule", { value: true });
exports.calculateBusinessHoursBetween = void 0;
/**
 * Calculates business hours elapsed between two datetimes.
 * @author @dailker
 * @param {Date} start
 * @param {Date} end
 * @param {number} [workStart=9]
 * @param {number} [workEnd=17]
 * @returns {number}
 */
function calculateBusinessHoursBetween(start, end, workStart = 9, workEnd = 17) {
    let hours = 0;
    let d = new Date(start);
    while (d < end) {
        if (d.getDay() !== 0 && d.getDay() !== 6 && d.getHours() >= workStart && d.getHours() < workEnd) {
            hours++;
        }
        d.setHours(d.getHours() + 1);
    }
    return hours;
}
exports.calculateBusinessHoursBetween = calculateBusinessHoursBetween;