js 计算时间间隔 小时

function calculateHoursBetweenDates(date1, date2) {
    const diffInMs = Math.abs(date2 - date1);
    const diffInHours = diffInMs / (1000 * 60 * 60);
    return diffInHours;
}

const date1 = new Date('2023-10-01T12:00:00Z');
const date2 = new Date('2023-10-01T14:30:00Z');
console.log(calculateHoursBetweenDates(date1, date2)); // 输出: 2.5

const moment = require('moment');

function calculateHoursBetweenDates(date1, date2) {
    return moment.duration(moment(date2).diff(moment(date1))).asHours();
}

const date1 = '2023-10-01T12:00:00Z';
const date2 = '2023-10-01T14:30:00Z';
console.log(calculateHoursBetweenDates(date1, date2)); // 输出: 2.5

const date1 = new Date('2023-10-01T12:00:00Z'); // 使用UTC时间
const date2 = new Date('2023-10-01T14:30:00Z');

function calculateHoursBetweenDates(date1, date2) {
    const diffInMs = Math.abs(date2 - date1);
    const diffInHours = diffInMs / (1000 * 60 * 60);
    return Math.round(diffInHours * 100) / 100; // 保留两位小数
}