fordatetime

DateTime utils.

Install

  npm i fordatetime //or yarn add fordatetime

Usage

  import DateTime from 'fordatetime'
  let datetime = new DateTime()

• format

  new Date().format('yyyy-MM-dd hh:mm:ss')
  // 2023-07-29 11:48:17

• prev

  • {Number} timestamp

    new Date().prev(1e3 * 60 * 60 * 24)
    // 2023-07-28 11:48:17

• prevDay

  • {Object} options
  • {Number} options.day
  • {Boolean} options.isShowAll = false
  • {Boolean} options.includeCurrent = false

    new Date().prevDay({ day: 5 })
    // 2023-07-24 11:48:17
    new Date().prevDay({ day: 5, isShowAll: true })
    // [
    //   '2023-07-24 11:48:17',
    //   '2023-07-25 11:48:17',
    //   '2023-07-26 11:48:17',
    //   '2023-07-27 11:48:17',
    //   '2023-07-28 11:48:17' 
    // ]
    new Date().prevDay({ day: 5, isShowAll: true, includeCurrent: true })
    // [
    //   '2023-07-25 11:48:17',
    //   '2023-07-26 11:48:17',
    //   '2023-07-27 11:48:17',
    //   '2023-07-28 11:48:17',
    //   '2023-07-29 11:48:17'
    // ]

• prevMonth

  • {Object} options
  • {Number} options.month
  • {Boolean} options.isShowAll = false
  • {Boolean} options.includeCurrent = false

    new Date().prevMonth({ month: 5, includeCurrent: false, isShowAll: true })
    // [
    // '2023-08-31 14:57:02',
    // '2023-09-30 14:57:02',
    // '2023-10-31 14:57:02',
    // '2023-11-30 14:57:02',
    // '2023-12-31 14:57:02'
    // ]

• prevYear

  • {Object} options
  • {Number} options.year
  • {Boolean} options.isShowAll = false
  • {Boolean} options.includeCurrent = false

    new Date().prevYear({ year: 5, includeCurrent: false, isShowAll: true  })
    // [
    // '2018-07-29 14:57:57',
    // '2019-07-29 14:57:57',
    // '2020-07-29 14:57:57',
    // '2021-07-29 14:57:57',
    // '2022-07-29 14:57:57'
    // ]

• next

  • {Number} timestamp

    new Date().next(1e3 * 60 * 60 * 24)
    // 2023-07-30 14:58:50

• nextDay

  • {Object} options
  • {Number} options.day
  • {Boolean} options.isShowAll = false
  • {Boolean} options.includeCurrent = false

    new Date().nextDay({ day: 5 })
    // 2023-08-03 14:59:09
    new Date().nextDay({ day: 5, isShowAll: true })
    // [
    //  '2023-07-30 14:59:28',
    //  '2023-07-31 14:59:28',
    //  '2023-08-01 14:59:28',
    //  '2023-08-02 14:59:28',
    //  '2023-08-03 14:59:28'
    // ]
    new Date().nextDay({ day: 5, isShowAll: true, includeCurrent: true })
    //[
    //  '2023-07-29 15:00:46',
    //  '2023-07-30 15:00:46',
    //  '2023-07-31 15:00:46',
    //  '2023-08-01 15:00:46',
    //  '2023-08-02 15:00:46'
    //]

• nextMonth

  • {Object} options
  • {Number} options.month
  • {Boolean} options.isShowAll = false
  • {Boolean} options.includeCurrent = false

    new Date().nextMonth({ month: 5, includeCurrent: false, isShowAll: true })
    //[
    //  '2023-08-31 15:01:24',
    //  '2023-09-30 15:01:24',
    //  '2023-10-31 15:01:24',
    //  '2023-11-30 15:01:24',
    //  '2023-12-31 15:01:24'
    //]

• nextYear

  • {Object} options
  • {Number} options.year
  • {Boolean} options.isShowAll = false
  • {Boolean} options.includeCurrent = false

    new Date().nextYear({ year: 5, includeCurrent: false, isShowAll: true  })
    //[
    //  '2023-07-29 15:01:53',
    //  '2024-07-29 15:01:53',
    //  '2025-07-29 15:01:53',
    //  '2026-07-29 15:01:53',
    //  '2027-07-29 15:01:53'
    //]

• split

  • {Object} options
  • {Date} options.startTime
  • {Date} options.endTime
  • {Number} options.gap milliseconds

    datetime.split({ startTime: new Date('2022-01-01 00:00:00'), endTime: new Date('2022-01-10 23:59:59'), gap: 1e3 * 60 * 60 * 24 })
    //[
    //  '2022-01-01 00:00:00',
    //  '2022-01-02 00:00:00',
    //  '2022-01-03 00:00:00',
    //  '2022-01-04 00:00:00',
    //  '2022-01-05 00:00:00',
    //  '2022-01-06 00:00:00',
    //  '2022-01-07 00:00:00',
    //  '2022-01-08 00:00:00',
    //  '2022-01-09 00:00:00',
    //  '2022-01-10 00:00:00'
    // ]

• calc

  • {Object} options
  • {Date} options.startTime
  • {Date} options.endTime
  • {type} options.type type values 'year' or 'day', default is 'year'
  • {Number} options.offset timezone offset, default is 8 (8 is China Timezone)

    datetime.calc({ startTime: new Date('2022-01-01 00:00:00'), endTime: new Date('2022-11-10 23:59:59') })
    // { year: 0, month: 10, day: 9, hour: 23, minutes: 59, seconds: 59 }
    datetime.calc({ startTime: new Date('2022-01-01 00:00:00'), endTime: new Date('2022-11-10 23:59:59') ,type : 'day'})
    // { day: 313, hour: 23, minutes: 59, seconds: 59 }

• getWeek

  • {Array} weeks = ['星期日', '星期一', '星期二', '星期三', '星期四', '星期五', '星期六']

    new Date().getWeek()
    // 星期日
    new Date().getWeek(['周日', '周一', '周二', '周三', '周四', '周五', '周六'])
    // 周日

• getRangeYear

    new Date().getRangeYear()
    // { start: '2023-01-01 00:00:00', end: '2023-12-31 23:59:59' }

• getRangeMonth

    new Date().getRangeMonth()
    // { start: '2023-07-01 00:00:00', end: '2023-07-31 23:59:59' }

• getRangeWeek

    new Date().getRangeWeek()
    // { start: '2023-07-24 00:00:00', end: '2023-07-30 23:59:59' }