更新说明
- 加入了String类型的扩展成员 convertToDate() 可以直接将 字符串格式的日期转换为Date对象。
- 加入了String类型的扩展成员 convertToTimeSpan() 可以将 字符串格式的日期转换为TimeSpan对象。
- 修复了日期格式化为字符串的format函数中的bug。
tinydate.js v0.3
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
"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.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
}
}
return fmt;
}
//当前完整时间
Date.$nowDate = new Date().format("yyyy-MM-dd HH:mm:ss.ffff");
//获取自定义格式的当前时间
Date.$now = function (fmt) {
return new Date().format(fmt);
}
//计算时间差
Date.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;
}
//添加年
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);
}
//添加小时
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);
}
//获得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();
}
return new Date(year, month, day);
}
//获得一年中最后一天的日期
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);
}
//格式化当前日期 为 时限对象
Date.prototype.timeSpan = function () {
return new TimeSpan(this);
}
//时限对象
function TimeSpan() {
var o = new Object();
o.year = 0;//年
o.month = 0;//月
o.day = 0;//日
o.hours = 0;//时
o.minutes = 0;//分
o.seconds = 0;//秒
o.milliseconds = 0;//毫秒
o.totalYear = 0.00;//从时间原点的年
o.totalMonth = 0.00;//从时间原点到现在的月
o.totalDay = 0.00;//从时间原点到现在的天
o.totalHours = 0.00;//从时间原点到现在的小时
o.totalMinutes = 0.00;//从时间原点到现在的分
o.totalSeconds = 0.00;//从时间原点到现在的秒
o.totalMilliseconds = 0.00;//从时间原点到现在的毫秒
//初始化对象
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;
}
//无参则返回空对象
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;
}
//字符串转换为Date
String.prototype.convertToDate = function () {
return new Date(Date.parse(this.replace(/-/g, "/")));
}
//字符串转换为TimeSpan
String.prototype.convertToTimeSpan = function () {
return new TimeSpan(new Date(Date.parse(this.replace(/-/g, "/"))));
}
点此下载: tinydate_0.3.js