如果有更新内容的时候，会持续更新中......
if (!DateUtil) {
var DateUtil = {
//日期格式部分
yyyy_MM_dd_HH_mm_ss: "yyyy-MM-dd HH:mm:ss",
yyyy_MM_dd: "yyyy-MM-dd",
yyyy_MM_dd_1: "yyyy/MM/dd",
yyyyMMdd: "yyyyMMdd",
HH_mm_ss: "HH:mm:ss",
init: function () {
},
/**
* 判断数据是否为空
* @param data
* @returns {boolean}
*/
isNull: function (data) {
if (data == null || data == undefined || data == '') {
return true;
} else {
return false;
}
},
/**
* 判断是否为日期
* @param date 不支持yyyyMMdd格式
* @returns {boolean}
*/
isDate: function(date){
if (isNaN(date) && !isNaN(Date.parse(date))) {
return true;
} else {
return false;
}
},
/**
* 获取当前日期
* @returns {Date}
*/
getNowDate: function () {
return new Date();
},
/**
* 获取当前时间戳
* @returns {number}
*/
getNowTimeStamp: function () {
return parseInt(Math.ceil(new Date().getTime()));
},
/**
* Date日期格式化
* @param date
* @param pattern 可为空，默认yyyy-MM-dd HH:mm:ss
* @returns {string}
*/
format: function (date, pattern) {
var yy = date.getFullYear(); //年
var mm = date.getMonth() + 1; //月
var dd = date.getDate(); //日
var hh = date.getHours(); //时
var ii = date.getMinutes(); //分
var ss = date.getSeconds(); //秒
var clock = yy + "-";
if (mm < 10) clock += "0";
clock += mm + "-";
if (dd < 10) clock += "0";
clock += dd + " ";
if (hh < 10) clock += "0";
clock += hh + ":";
if (ii < 10) clock += '0';
clock += ii + ":";
if (ss < 10) clock += '0';
clock += ss;
if (DateUtil.isNull(pattern) || pattern == DateUtil.yyyy_MM_dd_HH_mm_ss) {
return clock;
} else if (pattern == DateUtil.yyyy_MM_dd) {
return clock.substring(0, 10);
} else if (pattern == DateUtil.HH_mm_ss) {
return clock.substring(11);
} else if (pattern == DateUtil.yyyy_MM_dd_1) {
return clock.substring(0, 10).replace(/-/g, '/');
} else if (pattern == DateUtil.yyyyMMdd) {
return clock.substring(0, 10).replace(/-/g, '');
} else {
return clock;
}
},
/**
* 日期字符串转时间戳
* @param date 不支持yyyyMMdd格式
* @returns {number}
*/
strDate2TimeStamp: function (date) {
date = date.replace(/-/g, '/');
return new Date(date).getTime();
},
/**
* 时间戳转日期字符串(yyyy-MM-dd HH:mm:ss)
* @param timeStamp
* @returns {string}
*/
timeStamp2strDate: function (timeStamp) {
var d = new Date(timeStamp); //根据时间戳生成的时间对象
var date = (d.getFullYear()) + "-"
+ (d.getMonth() + 1 < 10?"0"+(d.getMonth()+1):d.getMonth()+1) + "-"
+ (d.getDate()<10?"0"+d.getDate():d.getDate()) + " "
+ (d.getHours()<10?"0"+d.getHours():d.getHours()) + ":"
+ (d.getMinutes()<10?"0"+d.getMinutes():d.getMinutes()) + ":"
+ (d.getSeconds()<10?"0"+d.getSeconds():d.getSeconds());
return date;
},
/**
* 获取几天前日期(1代表明天，-1 代表前一天，-2前两天...)
* @param num
* @param separator 连接符 如果为-,则结果为:yyyy-MM-dd
*/
getDay:function (num,separator) {
var today = new Date();
var nowTime = today.getTime();
var ms = 24*3600*1000*num;
today.setTime(parseInt(nowTime + ms));
var oYear = today.getFullYear();
var oMoth = (today.getMonth() + 1).toString();
if (oMoth.length <= 1) oMoth = '0' + oMoth;
var oDay = today.getDate().toString();
if (oDay.length <= 1) oDay = '0' + oDay;
return oYear + separator + oMoth + separator + oDay;
},
/**
* 判断某一年是否是闰年
* @param year
* @returns {boolean}
*/
isLeapYear:function (year) {
return((year % 4 === 0 && year % 100 !== 0) || year % 400 === 0);
},
/**
* 获取某年某个月的天数(西方月份)
* @param year
* @param month 从0开始
*/
getDaysOfMonthEN:function (year,month) {
return [31, (this.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month];
},
/**
* 获取某年某个月的天数(中国月份)
* @param year
* @param month 从1开始
*/
getDaysOfMonthCN:function (year,month) {
return ['中国没有0月',31, (this.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31][month];
},
/**
* 计算一个日期是当年的第几天
* @param date 字符串日期
* @returns {number}
*/
dayOfTheYear:function (date) {
var obj = new Date(date);
var year = obj.getFullYear();
var month = obj.getMonth(); //从0开始
var days = obj.getDate();
var daysArr = [31, (this.isLeapYear(year) ? 29 : 28), 31, 30, 31, 30, 31, 31, 30, 31, 30, 31];
for(var i = 0; i < month; i++) {
days += daysArr[i];
}
return days;
},
/**
* 比较两个时间大小(不支持yyyyMMdd格式)
* date1>date2 return 1
* date1<date2 return -1
* date1==date2 return 0
* @returns {number}
*/
compareTime:function (date1, date2) {
if(Date.parse(date1.replace(/-/g, "/")) > Date.parse(date2.replace(/-/g, "/"))) {
return 1;
} else if(Date.parse(date1.replace(/-/g, "/")) < Date.parse(date2.replace(/-/g, "/"))) {
return -1;
} else if(Date.parse(date1.replace(/-/g, "/")) == Date.parse(date2.replace(/-/g, "/"))) {
return 0;
}
},
/**
* 获取本周开始日期
* @returns {*|string}
*/
getWeekStartDay:function () {
var now = new Date();
var date = new Date(now.getFullYear(), now.getMonth(), now.getDate() - now.getDay() + 1);
return DateUtil.format(date,DateUtil.yyyy_MM_dd);
},
/**
* 获取本周结束日期
* @returns {*|string}
*/
getWeekEndDay:function () {
var now = new Date();
var date = new Date(now.getFullYear(), now.getMonth(), now.getDate() + (7 - now.getDay()));
return DateUtil.format(date,DateUtil.yyyy_MM_dd);
},
/**
* 获取上周开始日期
* @returns {*|string}
*/
getUpWeekStartDay:function () {
var now = new Date();
var date = new Date(now.getFullYear(), now.getMonth(), now.getDate() - now.getDay() -6);
return DateUtil.format(date,DateUtil.yyyy_MM_dd);
},
/**
* 获取上周结束日期
* @returns {*|string}
*/
getUpWeekEndDay:function () {
var now = new Date();
var date = new Date(now.getFullYear(), now.getMonth(), now.getDate() - now.getDay());
return DateUtil.format(date,DateUtil.yyyy_MM_dd);
},
}
}