更新記錄javascript
Date.prototype.format = function (fmt) { var o = { "M+": this.getMonth() + 1, //月份 "d+": this.getDate(), //日 "H+": this.getHours(), //小時 "m+": this.getMinutes(), //分 "s+": this.getSeconds(), //秒 "q+": Math.floor((this.getMonth() + 3) / 3), //季度 "f+": 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.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length))); } } return fmt; } //當前完整時間 Date.prototype.$nowDate = new Date().format("yyyy-MM-dd HH:mm:ss.ffff"); //獲取自定義格式的當前時間 Date.prototype.$now = function (fmt) { return new Date().format(fmt); } Date.prototype.diff = function (sDate, eDate) { if (eDate == undefined || eDate == null) eDate = new Date(); var stime = sDate.getTime(); var etime = eDate.getTime(); var diffTime = etime - stime; var timeSpan = new TimeSpan(diffTime); return timeSpan; } Date.prototype.addYear = function (number) { this.setFullYear(this.getFullYear() + number); } //添加月 Date.prototype.addMonth = function (number) { this.setMonth(this.getMonth() + number); } //添加日 Date.prototype.addDate = function (number) { this.setDate(this.getDate() + number); } //添加小時 Date.prototype.addHours = function (number) { this.setHours(this.getHours() + number); } //添加分 Date.prototype.addMinutes = function (number) { this.setMinutes(this.getMinutes() + number); } //添加秒 Date.prototype.addSeconds = function (number) { this.setSeconds(this.getSeconds() + number); } //添加毫秒 Date.prototype.addMilliseconds = function (number) { this.setMilliseconds(this.getMilliseconds() + number); } //得到一年中第一天的日期 Date.prototype.getTheFirstDateOfTheYear = function (date) { var year, month=0, day=1; if (date == undefined || date == null) { year = this.getFullYear(); } else { year = date.getFullYear(); } this.setMilliseconds return new Date(year, month, day); } //得到一年中最後一天的日期 Date.prototype.getTheLastDateOfTheYear = function (date) { var year, month = 11, day = 31; if (date == undefined || date == null) { year = this.getFullYear(); } else { year = date.getFullYear(); } return new Date(year, month, day); } Date.prototype.timeSpan = function () { return new TimeSpan(this); } //時限 function TimeSpan() { var o = new Object(); o.year = 0; o.month = 0; o.day = 0; o.hours = 0; o.minutes = 0; o.seconds = 0; o.milliseconds = 0; o.totalYear = 0.00; o.totalMonth = 0.00; o.totalDay = 0.00; o.totalHours = 0.00; o.totalMinutes = 0.00; o.totalSeconds = 0.00; o.totalMilliseconds = 0.00; o.init = function (timestamp) { var odate = new Date(timestamp); o.year = odate.getFullYear(); o.month = odate.getMonth() + 1; o.day = odate.getDate(); o.hours = odate.getHours(); o.minutes = odate.getMinutes(); o.seconds = odate.getSeconds(); o.milliseconds = odate.getMilliseconds(); o.totalMilliseconds = timestamp; o.totalSeconds = (timestamp / 1000).toFixed(2); o.totalMinutes = (timestamp / 1000 / 60).toFixed(2); o.totalHours = (timestamp / 1000 / 60 / 60).toFixed(2); o.totalDay = (timestamp / 1000 / 60 / 60 / 24).toFixed(2); o.totalMonth = o.year * 12; o.totalYear = o.year; } if (arguments.length == 0) { } else if (typeof (arguments[0]) === "string") { o.init(new Date(arguments[0])); } else if (typeof (arguments[0]) === "number") { o.init(arguments[0]); } else if (typeof(arguments[0]) === "object") { o.init(arguments[0]); } return o; } //字符串轉換爲Date String.prototype.convertToDate = function () { return new Date(Date.parse(this.replace(/-/g, "/"))); } //字符串轉換爲TimeSpan String.prototype.convertToTimeSpan = function () { return new TimeSpan(new Date(Date.parse(this.replace(/-/g, "/")))); }