ht_server/lib/util/ht_date.js

纯后台框架 http

// Date的函数扩展
Date.prototype.Format = function (fmt) {
    var o = {
        "M+": this.getMonth() + 1, //月份
        "d+": this.getDate(), //日
        "h+": this.getHours(), //小时
        "m+": this.getMinutes(), //分
        "s+": this.getSeconds(), //秒
        "q+": Math.floor((this.getMonth() + 3) / 3), //季度
        "W": this.getDay(),
        "S": this.getMilliseconds() //毫秒
    };
    if (/(y+)/.test(fmt)) fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
    for (var k in o)
        if (new RegExp("(" + k + ")").test(fmt)) fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
    return fmt;
}

Date.prototype.FormatForDb = function () {
    return this.Format("yyyy-MM-dd hh:mm:ss");
}
Date.prototype.FormatForDb1 = function () {
    return this.Format("yyyyMMddhhmmss");
}

Date.prototype.FormatForHours = function () {
    return this.Format("yyyy-MM-dd hh");
}

Date.prototype.FormatForDay = function () {
    return this.Format("yyyy-MM-dd");
}

Date.prototype.FormatForMonth = function () {
    return this.Format("yyyy-MM");
}
Date.prototype.FormatForMin = function () {
    return this.Format("mm:ss");
}

Date.prototype.getWeekString = function () {
    var weeks = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六'];
    return weeks[this.getDay()];
}

Date.prototype.newDayWithDelta = function (delta) {
    var deltamm = delta * 24 * 60 * 60 * 1000;
    var day = new Date();
    day.setTime(this.getTime() + deltamm);
    return day;
}

Date.prototype.newLastDay = function () {
    return this.newDayWithDelta(-1);
}
Date.prototype.newNextDay = function () {
    return this.newDayWithDelta(1);
}

// 自己的date - 传入的date
Date.prototype.getDiffDay = function (day) {
    var d1 = new Date(this.getFullYear(), this.getMonth(), this.getDate());
    var d2 = new Date(day.getFullYear(), day.getMonth(), day.getDate());

    // console.log(this.getFullYear() + ', ' + this.getMonth() + ', ' + this.getDate());
    // console.log(day.getFullYear() + ', ' + day.getMonth() + ', ' + day.getDate());

    return (d1 - d2) / (24 * 60 * 60 * 1000);
}