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@ -65,4 +65,123 @@ function isNull(str) {
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var re = new RegExp(regu);
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var bb = re.test(str);
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return re.test(str);
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}
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/**
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* 获取本周、本季度、本月、上月的开端日期、停止日期
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*/
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var now = new Date(); //当前日期
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var nowDayOfWeek = now.getDay(); //今天本周的第几天
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var nowDay = now.getDate(); //当前日
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var nowMonth = now.getMonth(); //当前月
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var nowYear = now.getYear(); //当前年
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nowYear += (nowYear < 2000) ? 1900 : 0; //
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var lastMonthDate = new Date(); //上月日期
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lastMonthDate.setDate(1);
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lastMonthDate.setMonth(lastMonthDate.getMonth() - 1);
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var lastYear = lastMonthDate.getYear();
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var lastMonth = lastMonthDate.getMonth();
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//格局化日期：yyyy-MM-dd
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function formatDate(date) {
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var myyear = date.getFullYear();
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var mymonth = date.getMonth() + 1;
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var myweekday = date.getDate();
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if(mymonth < 10) {
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mymonth = "0" + mymonth;
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}
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if(myweekday < 10) {
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myweekday = "0" + myweekday;
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}
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return(myyear + "-" + mymonth + "-" + myweekday);
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}
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//获得某月的天数
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function getMonthDays(myMonth) {
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var monthStartDate = new Date(nowYear, myMonth, 1);
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var monthEndDate = new Date(nowYear, myMonth + 1, 1);
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var days = (monthEndDate - monthStartDate) / (1000 * 60 * 60 * 24);
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return days;
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}
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//获得本季度的开端月份
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function getQuarterStartMonth() {
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var quarterStartMonth = 0;
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if(nowMonth < 3) {
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quarterStartMonth = 0;
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}
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if(2 < nowMonth && nowMonth < 6) {
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quarterStartMonth = 3;
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}
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if(5 < nowMonth && nowMonth < 9) {
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quarterStartMonth = 6;
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}
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if(nowMonth > 8) {
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quarterStartMonth = 9;
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}
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return quarterStartMonth;
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}
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//获得本周的开端日期
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function getWeekStartDate() {
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var weekStartDate = new Date(nowYear, nowMonth, nowDay - nowDayOfWeek);
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return formatDate(weekStartDate);
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}
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//获得本周的停止日期
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function getWeekEndDate() {
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var weekEndDate = new Date(nowYear, nowMonth, nowDay + (6 - nowDayOfWeek));
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return formatDate(weekEndDate);
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}
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//获得本月的开端日期
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function getMonthStartDate() {
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var monthStartDate = new Date(nowYear, nowMonth, 1);
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return formatDate(monthStartDate);
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}
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//获得本月的停止日期
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function getMonthEndDate() {
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var monthEndDate = new Date(nowYear, nowMonth, getMonthDays(nowMonth));
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return formatDate(monthEndDate);
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}
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//获得上月开端时候
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function getLastMonthStartDate() {
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var lastMonthStartDate = new Date(nowYear, lastMonth, 1);
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return formatDate(lastMonthStartDate);
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}
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//获得上月停止时候
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function getLastMonthEndDate() {
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var lastMonthEndDate = new Date(nowYear, lastMonth, getMonthDays(lastMonth));
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return formatDate(lastMonthEndDate);
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}
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//获得本季度的开端日期
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function getQuarterStartDate() {
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var quarterStartDate = new Date(nowYear, getQuarterStartMonth(), 1);
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return formatDate(quarterStartDate);
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}
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//或的本季度的停止日期
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function getQuarterEndDate() {
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var quarterEndMonth = getQuarterStartMonth() + 2;
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var quarterStartDate = new Date(nowYear, quarterEndMonth, getMonthDays(quarterEndMonth));
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return formatDate(quarterStartDate);
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}
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//获得本年的开始日期
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function getYearStartDate() {
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//获得当前年份4位年
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var currentYear=new Date().getFullYear();
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//本年第一天
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var currentYearFirstDate=new Date(currentYear,0,1);
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return formatDate(currentYearFirstDate);
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}
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//获得本年的结束日期
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function getYearEndDate() {
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//获得当前年份4位年
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var currentYear=new Date().getFullYear();
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//本年最后
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var currentYearLastDate=new Date(currentYear,11,31);
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return formatDate(currentYearLastDate);
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}
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