// 法定節假日 var festival = ["2018-12-30", "2018-12-31", "2019-01-01", "2019-02-03", "2019-02-04", "2019-02-05", "2019-02-06", "2019-02-07", "2019-02-08", "2019-02-09","2019-02-10", "2019-02-11", "2019-04-05", "2019-04-06", "2019-04-07", "2019-05-01", "2019-05-02", "2019-05-03", "2019-05-04", "2019-06-07", "2019-06-08","2019-06-09", "2019-09-13", "2019-09-14", "2019-09-15", "2019-10-01", "2019-10-02", "2019-10-03", "2019-10-04", "2019-10-05", "2019-10-06", "2019-10-07","2020-01-01", "2020-01-24", "2020-01-25", "2020-01-26", "2020-01-27", "2020-01-28", "2020-01-29", "2020-01-30", "2020-01-31", "2020-02-01", "2020-02-02","2020-04-04", "2020-04-05", "2020-04-06", "2020-05-01", "2020-05-02", "2020-05-03", "2020-05-04", "2020-05-05", "2020-06-25", "2020-06-26", "2020-06-27","2020-10-01", "2020-10-02", "2020-10-03", "2020-10-04", "2020-10-05", "2020-10-06", "2020-10-07", "2020-10-08","2021-01-01", "2021-02-11", "2021-02-12", "2021-02-13", "2021-02-14", "2021-02-15", "2021-02-16", "2021-02-17", "2021-02-26", "2021-04-02", "2021-04-03","2021-04-04", "2021-04-30", "2021-05-01", "2021-05-02", "2021-06-12", "2021-06-13", "2021-06-14", "2021-06-12", "2021-09-19", "2021-09-20", "2021-09-21","2021-10-01", "2021-10-02", "2021-10-03", "2021-10-04", "2021-10-05", "2021-10-06", "2021-10-07","2022-01-01", "2022-01-31", "2022-02-01", "2022-02-02", "2022-02-03", "2022-02-04", "2022-02-05", "2022-02-06", "2022-04-03", "2022-04-04", "2022-04-05","2022-04-30", "2022-05-01", "2022-05-02", "2022-06-03", "2022-06-04", "2022-06-05", "2022-09-09", "2022-09-10", "2022-09-11", "2022-10-01", "2022-10-02","2022-10-03", "2022-10-04", "2022-10-05", "2022-10-06", "2022-10-07" ]; //需要上班的周末 var weekendWorkDay = ["2018-12-29", "2019-02-02", "2019-09-29", "2019-10-12", "2019-04-28", "2019-05-05","2020-01-19", "2020-04-26", "2020-05-09", "2020-06-28", "2020-09-27", "2020-10-10","2021-02-07", "2021-02-20", "2021-09-18", "2021-10-09", "2021-10-10" ];festival_list = [] weekendWorkDay_list = [] // 將節假日,周末工作日轉換為時間戳 festival.forEach((i, item) => {festival_list.push(new Date(item).valueOf()) }) weekendWorkDay.forEach((i, item) => {weekendWorkDay_list.push(new Date(item).valueOf()) })// 過濾倆天之間的周末節假日，返回距離的天數 function formatCountDay(start, end) {var startday = new Date(start)var endday = new Date(end)// 總相差天數var diffDay = (endday - startday) / (1000 * 60 * 60 * 24) + 1;if (parseInt(diffDay) === 0)return parseInt(diffDay);// 周末周六天數+節假日var weekEnds = 0;for (var i = 0; i < diffDay; i++) {sign = true// 判斷是否是節假日if (festival_list.includes(startday.valueOf())) {console.log("節假日");weekEnds = weekEnds + 1;sign = false;}// 判斷周六周日，如果是節假日則不作判斷if (sign === true) {if (startday.getDay() === 0 || startday.getDay() === 6) {// 判斷該周末是否需要因為節假日補班weekEnds_sign = 0for (j in weekendWorkDay_list) {if (startday.valueOf() === weekendWorkDay_list[j]) {weekEnds_sign = weekEnds_sign + 1}}if (weekEnds_sign === 0) {weekEnds = weekEnds + 1;}}}startday.setDate(startday.getDate() + 1);}return parseInt(diffDay - weekEnds) }formatCountDay("2021-10-23 23:00:00", "2021-10-25 00:00:00")

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