var range = getDates(new Date(), new Date().addDays(7));

我想“范围”是一个日期对象的数组,一个为两个日期之间的每一天。

诀窍在于它还应该处理月份和年份的边界。


当前回答

Array(7).fill().map((_,i) => dayjs().subtract(i, "day").format("YYYY-MM-DD"));

其他回答

D3js提供了很多方便的函数,包括d3。是时候简单地处理日期了

https://github.com/d3/d3-time

针对您的具体要求:

Utc

var range = d3.utcDay.range(new Date(), d3.utcDay.offset(new Date(), 7));

或当地时间

var range = d3.timeDay.range(new Date(), d3.timeDay.offset(new Date(), 7));

Range将是一个日期对象数组,它位于每一天的第一个可能值上

您可以将timeDay更改为timeHour, timmonth等,在不同的间隔上获得相同的结果

var listDate = [];
var startDate ='2017-02-01';
var endDate = '2017-02-10';
var dateMove = new Date(startDate);
var strDate = startDate;

while (strDate < endDate){
  var strDate = dateMove.toISOString().slice(0,10);
  listDate.push(strDate);
  dateMove.setDate(dateMove.getDate()+1);
};
console.log(listDate);

//["2017-02-01", "2017-02-02", "2017-02-03", "2017-02-04", "2017-02-05", "2017-02-06", "2017-02-07", "2017-02-08", "2017-02-09", "2017-02-10"]

我使用简单的while循环来计算日期之间

var start = new日期("01/05/2017"); var end = new Date("06/30/2017"); var newend = end.setDate(end.getDate()+1); 日期(新结束); While (start < end){ console.log(new Date(start).getTime() / 1000);// Unix时间戳格式 console.log(开始);// ISO日期格式 var newDate = start.setDate(start.getDate() + 1); start = newDate (newDate); }

我喜欢这样做

// hours * minutes * seconds * milliseconds
const DAY_IN_MS = 24 * 60 * 60 * 1000

/**
 * Get range of dates 
 * @param {Date} startDate 
 * @param {Number} numOfDays 
 * @returns {array}
 */
const dateRange = (startDate, numOfDays) => {
    const startDateMs = startDate.getTime()

    // get array of days and map it to Date object
    return [...Array(numOfDays).keys()].map(i => new Date(startDateMs + i * DAY_IN_MS))
}

功能:

  var dates = [],
      currentDate = startDate,
      addDays = function(days) {
        var date = new Date(this.valueOf());
        date.setDate(date.getDate() + days);
        return date;
      };
  while (currentDate <= endDate) {
    dates.push(currentDate);
    currentDate = addDays.call(currentDate, 1);
  }
  return dates;
};

用法:

var dates = getDatesRange(new Date(2019,01,01), new Date(2019,01,25));                                                                                                           
dates.forEach(function(date) {
  console.log(date);
});

希望对你有所帮助