日期的格式化

/**
 * 格式化日期
 * @param date
 * @returns {string}
 */
function formatDateTime(date) {
    let y = date.getFullYear();
    let m = date.getMonth() + 1;
    m = m < 10 ? ('0' + m) : m;
    let d = date.getDate();
    d = d < 10 ? ('0' + d) : d;
    let h = date.getHours();
    h = h < 10 ? ('0' + h) : h;
    let minute = date.getMinutes();
    minute = minute < 10 ? ('0' + minute) : minute;
    let second = date.getSeconds();
    second = second < 10 ? ('0' + second) : second;
    return y + '-' + m + '-' + d + ' ' + h + '.' + minute + '.' + second;
}