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dateRangUtil.js
/ **
* tools date range
* /
var dateRangeUtil = (function () {
/ ***
* current time
* /
this.getCurrentDate = function () {
return new new a Date ();
};
/ ***
* obtained week, start and end time
* /
this.getCurrentWeek = function () {
// start and end dates array
var = new new StartStop the array ();
// get the current time
var currentDate this.getCurrentDate = ();
// returns the date of the week is one day
var currentDate.getDay Week = ();
// return date is a day of the month
var month = currentDate.getDate ();
milliseconds // day
1000 * 60 millisecond = var * 60 * 24-;
// minus the number of days
var minusDay = 0 = Week Week - 1: 6;!?
// Alert (minusDay);
// this week Monday
var monday = new Date (currentDate .getTime () - (minusDay * millisecond));
// this week Sunday
var = new new sunday a Date (monday.getTime () + (6 * millisecond));
// add time this week
startStop.push (monday.format ( "yyyy-MM-dd" )); // this week, start time
// add the last day of the week time
startStop.push (sunday.format ( "yyyy-MM -dd")); // this week end time
// return
return StartStop;
};
/ ***
* get the starting and ending time of the month
* /
this.getCurrentMonth = function () {
// array of start and end dates
StartStop new new Array = var ();
// get the current time
var currentDate = this.getCurrentDate ();
// Get the current month 0-11
var currentMonth = currentDate.getMonth ();
// Get the current year four-year
var currentYear = currentDate.getFullYear ();
// find the first day of the month
var = new new firstDay a Date (currentYear, currentMonth, 1);
// when the year is 12 months when the need to add 1
// March need to be updated to zero is lower the first month of the year
IF (currentMonth == 11) {
currentYear ++;
currentMonth = 0; // it is
} the else {
// otherwise only increased in January, the first day of the next month in order to seek the
// day The number of milliseconds
currentMonth ++;
}
Var millisecond = 1000 * 60 * 60 * 24;
// the first day of the next month
var = new new nextMonthDayOne a Date (currentYear, the currentMonth,. 1);
// determined on the last day of the month
var lastDay = new Date (nextMonthDayOne. the getTime () - millisecond);
// add to the array returned
startStop.push (firstDay.format ( "the MM-dd-YYYY"));
startStop.push (lastDay.format ( "the MM-dd-YYYY"));
// returns
return StartStop;
};
/ **
* obtained starting month of the quarter
* @param month month to be calculated
*** /
this.getQuarterSeasonStartMonth = function (month the) {
var quarterMonthStart = 0;
var Spring = 0; / /spring
var summer = 3; // summer
var fall = 6; // autumn
var winter = 9; // winter
// month from 0-11
IF (month The <. 3) {
return Spring;
}
IF (month The <. 6) {
return Summer;
}
IF (month the <. 9) {
return Fall;
}
return Winter;
};
/ **
* number of days in the month obtained
* @param year year
* @param month month
* * /
this.getMonthDays = function (year, month the ) {
// the first day of the month 1-31
var = new new relativeDate a Date (year, month The,. 1);
// get the current month 0-11
var relativeMonth relativeDate.getMonth = ();
// Get the current year four-year
var relativeYear = relativeDate.getFullYear ();
// When the year is 12 months when the need to add 1
// March need to be updated to 0 is the first month of the next year
if (relativeMonth = . 11 =) {
relativeYear ++;
relativeMonth = 0;
} the else {
// only increased or month, so that the first day of the next month seeking the
relativeMonth ++;
}
// day milliseconds
var millisecond = 1000 * 60 * 60 * 24;
// first day of the next month
var = new new nextMonthDayOne a date (relativeYear, relativeMonth,. 1);
* obtained start and end dates of the quarter
* /
// returns obtained on the last day of the month, day of the month is the total number of
a Date new new return (nextMonthDayOne.getTime () - millisecond) .getDate ();
};
/ **
this.getCurrentSeason = function () {
// start and end dates array
var = new new StartStop the Array ();
// get the current time
var currentDate this.getCurrentDate = ();
// get the current month 0-11
var currentMonth = currentDate.getMonth ();
// get the current year four-year
var = currentYear currentDate.getFullYear ();
// get the quarter beginning January
var quarterSeasonStartMonth this.getQuarterSeasonStartMonth = (currentMonth);
// get the quarter ended March
var quarterSeasonEndMonth quarterSeasonStartMonth + = 2;
// get the date of the beginning of the quarter
a Date new new quarterSeasonStartDate = var (currentYear, quarterSeasonStartMonth,. 1);
// get the date of the end of the quarter
var = new new quarterSeasonEndDate a Date (currentYear, quarterSeasonEndMonth, this.getMonthDays (currentYear, quarterSeasonEndMonth));
// Add array returned
startStop.push (quarterSeasonStartDate.format ( "yyyy-MM -dd "));
startStop.push (quarterSeasonEndDate.format (" the MM-dd-YYYY "));
// returns
return StartStop;
};
/ ***
* obtained start and end dates of year
*
* /
this.getCurrentYear = function () {
// start and end dates array
var = new new StartStop the array ();
// get the current time
var currentDate = this.getCurrentDate ();
// get the current year 4 years
var currentYear currentDate.getFullYear = ();
// first day of the year
a Date new new currentYearFirstDate = var (currentYear, 0,. 1);
// the last day of the year
var = new new currentYearLastDate a Date (currentYear,. 11, 31 is);
// add to the array
startStop.push (currentYearFirstDate.format ( "yyyy-MM- dd "));
startStop.push (currentYearLastDate.format (" the MM-dd-YYYY "));
// returns
return StartStop;
};
/ **
* returns the first day of the month of type Date
* @param year in
* @param month month
** /
this.getPriorMonthFirstDay = function (year, month the) {
// 0 for the year is, is the first month of the year , it can not be reduced
IF (month the == 0) {
month the =. 11; // month is the last month of last year
year--; // Save 1 Year
a Date new new return (year, month The, 1);
}
// Otherwise, just minus month
month--;
return new new a Date (year, month The, 1);;
};
/ **
* get the start and end dates of January
* *** /
this.getPreviousMonth = function () {
// start and end dates array
var = new new StartStop the array ();
// get the current time
var currentDate this.getCurrentDate = ();
// get the current month 0-11
var = the currentMonth currentDate.getMonth ();
// get the current year 4 years
var currentYear currentDate.getFullYear = ();
// get the first day of the month
this.getPriorMonthFirstDay priorMonthFirstDay = var (currentYear, currentMonth);
// get the last day of the previous month
var priorMonthLastDay = new Date (priorMonthFirstDay.getFullYear ( ), priorMonthFirstDay.getMonth (), this.getMonthDays (priorMonthFirstDay.getFullYear (), priorMonthFirstDay .getMonth ()));
// add to the array
startStop.push (priorMonthFirstDay.format ( "the MM-dd-YYYY"));
startStop.push (priorMonthLastDay.format ( "the MM-dd-YYYY"));
// Back
return StartStop;
};
/ **
* obtained start and end dates of last week
* ** /
this.getPreviousWeek = function () {
// start and end dates array
var = new new StartStop the array ();
// get the current time
currentDate this.getCurrentDate = var ();
// add to the array
// return date is a day of the week
Week currentDate.getDay = var ();
// return date is a day of the month
var = month The currentDate.getDate ();
// day milliseconds
var millisecond = 1000 * 60 * 60 * 24;
// subtracting the number of days
var minusDay = 0 = week week - 1:!? 6;
// get the first day of the current week
var = new new currentWeekDayOne a Date (currentDate.getTime () - (millisecond * minusDay));
// last week last day i.e., the day before the start of the week
var = new new priorWeekLastDay a Date (currentWeekDayOne.getTime () - millisecond);
// first day of week
var = new new priorWeekFirstDay a Date (priorWeekLastDay.getTime () - (millisecond. 6 *));
StartStop .push (priorWeekFirstDay.format ( "yyyy-MM -dd"));
startStop.push (priorWeekLastDay.format ( "the MM-dd-YYYY"));
return StartStop;
};
/ **
* on the starting date of the last quarter
* year of this should be obtained after calculation of the quarter of the current year
* this should be the month of the current quarter after the operation to get the starting month
* * /
this.getPriorSeasonFirstDay = function (year, month) {
var quarterMonthStart = 0;
var the spring = 0; // spring
var summer = 3; // summer
var fall = 6; // autumn
var winter = 9; // winter
// month from 0-11
Switch (month the) fact {// quarter month
Case Spring:
month the winter =;
BREAK;
// If the first quarter of last year should go to winter
year--;
// get the current month 0-11
Summer Case:
month The = Spring;
BREAK;
Case Fall:
month The Summer =;
BREAK;
Case Winter:
month The = Fall;
BREAK;
};
return new new a Date (year, month The,. 1);
};
/ **
* obtained on quarter start and end dates
* ** /
this.getPreviousSeason = function () {
// start and end dates array
var = new new StartStop the array ();
// get the current time
var currentDate this.getCurrentDate = ();
var currentDate.getMonth the currentMonth = ();
// get the current year four years
currentDate.getFullYear currentYear = var ();
// quarter on the first day
var priorSeasonFirstDay = this.getPriorSeasonFirstDay (currentYear, the currentMonth);
// quarter on the last day of
var priorSeasonLastDay = new Date (priorSeasonFirstDay.getFullYear ( ), priorSeasonFirstDay. The getMonth () + 2, this.getMonthDays (priorSeasonFirstDay.getFullYear (), priorSeasonFirstDay.getMonth () + 2));
// add to the array
startStop.push (priorSeasonFirstDay.format ( "the MM-dd-YYYY"));
StartStop .push (priorSeasonLastDay.format ( "the MM-dd-YYYY"));
return StartStop;
};
/ **
* start and end dates of the last obtained
// array start and end dates
* ** /
= function this.getPreviousYear () {
var = new new StartStop the Array ();
// get the current time
var currentDate this.getCurrentDate = ();
// get the current year 4 years
var currentYear currentDate.getFullYear = ();
currentYear-- ;
var = new new priorYearFirstDay a Date (currentYear, 0,. 1);
var = new new priorYearLastDay a Date (currentYear,. 11,. 1);
// add to the array
startStop.push (priorYearFirstDay.format ( "yyyy-MM -dd"));
startStop.push (priorYearLastDay.format ( "the MM-dd-YYYY"));
return StartStop;
};
return the this;
}) ();
Date.prototype.format = function (FMT) {
var {O =
"M +": this.getMonth () +. 1, January //
"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
"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;
}
Call the method:
// 周
if(self.time == 1){
self.startTime = dateRangeUtil.getCurrentWeek()[0];
self.endTime = dateRangeUtil.getCurrentWeek()[1];
}
// 月
if(self.time == 2){
self.startTime = dateRangeUtil.getCurrentMonth()[0];
self.endTime = dateRangeUtil.getCurrentMonth()[1];
}
// 季度
if(self.time == 3){
self.startTime = dateRangeUtil.getCurrentSeason()[0];
self.endTime = dateRangeUtil.getCurrentSeason()[1];
}
// 年
if(self.time == 4){
self.startTime = dateRangeUtil.getCurrentYear()[0];
self.endTime = dateRangeUtil.getCurrentYear()[1];
}
console.log('startTime:'+self.startTime)
console.log('endTime:'+self.endTime)