26 lines
657 B
Java
26 lines
657 B
Java
var staticDayTime = require('../static/staticDayTime')
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var staticStrFirst = require('../static/staticStrFirst')
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var helperGetYMDTime = require('./helperGetYMDTime')
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var getWhatYear = require('./getWhatYear')
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var toStringDate = require('./toStringDate')
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var isDate = require('../base/isDate')
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/**
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* 返回某个年份的第几天
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*
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* @param {Date} date 日期或数字
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* @return {Number}
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*/
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function getYearDay (date) {
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date = toStringDate(date)
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if (isDate(date)) {
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return Math.floor((helperGetYMDTime(date) - helperGetYMDTime(getWhatYear(date, 0, staticStrFirst))) / staticDayTime) + 1
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}
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return date
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}
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module.exports = getYearDay
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