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@@ -0,0 +1,99 @@
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+
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+
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+function getDay(day) {
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+ var today = new Date()
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+
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+ var targetday_milliseconds = today.getTime() + 1000 * 60 * 60 * 24 * day
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+
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+ today.setTime(targetday_milliseconds) //注意,这行是关键代码
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+
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+ var tYear = today.getFullYear()
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+
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+ var tMonth = today.getMonth()
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+
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+ var tDate = today.getDate()
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+
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+ tMonth = doHandleMonth(tMonth + 1)
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+
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+ tDate = doHandleMonth(tDate)
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+
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+ return tYear + '-' + tMonth + '-' + tDate
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+ }
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+
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+ function doHandleMonth(month) {
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+ var m = month
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+
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+ if (month.toString().length == 1) {
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+ m = '0' + month
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+ }
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+
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+ return m
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+ }
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+
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+export { getDay }
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+
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+Date.prototype.format = function (fmt) {
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+ var o = {
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+ "M+": this.getMonth() + 1, //月份
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+ "d+": this.getDate(), //日
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+ "h+": this.getHours(), //小时
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+ "m+": this.getMinutes(), //分
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+ "s+": this.getSeconds(), //秒
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+ "q+": Math.floor((this.getMonth() + 3) / 3), //季度
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+ "S": this.getMilliseconds() //毫秒
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+ };
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+ if (/(y+)/.test(fmt)) {
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+ fmt = fmt.replace(RegExp.$1, (this.getFullYear() + "").substr(4 - RegExp.$1.length));
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+ }
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+ for (var k in o) {
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+ if (new RegExp("(" + k + ")").test(fmt)) {
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+ fmt = fmt.replace(RegExp.$1, (RegExp.$1.length == 1) ? (o[k]) : (("00" + o[k]).substr(("" + o[k]).length)));
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+ }
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+ }
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+ return fmt;
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+ }
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+
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+export function allWeeks(now_month) {
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+ let week_array = [];
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+ let today = new Date(Date.parse(now_month));
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+ let year = today.getFullYear();
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+ let month = today.getMonth();
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+ let i = 0;
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+
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+ let start = new Date(year, month, 1); // 得到当月第一天
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+ let end = new Date(year, month + 1, 0); // 得到当月最后一天
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+ let start_day = start.getDay(); // 当月第一天是周几
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+ console.log(start.format("yyyy-MM-dd"), end.format("yyyy-MM-dd")); // 每月的起始日期
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+ switch (start_day) {
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+ case 0:
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+ i = 0 - 1;
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+ break;
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+ case 1:
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+ i = 0 - 2;
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+ break;
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+ case 2:
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+ i = 0 - 3;
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+ break;
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+ case 3:
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+ i = 0 - 4;
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+ break;
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+ case 4:
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+ i = 0 - 5;
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+ break;
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+ case 5:
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+ i = 1;
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+ break;
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+ case 6:
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+ i = 0;
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+ break;
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+ }
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+
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+ while (new Date(year, month, i + 6) <= end) {
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+
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+ week_array.push([new Date(year, month, i).format("yyyy-MM-dd"),
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+ new Date(year, month, i + 6).format("yyyy-MM-dd")
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+ ])
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+ i += 7;
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+ }
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+ return week_array;
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+ }
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