function jidu() { var getMonthWeek = function (a, b, c) { var date = new Date(a, parseInt(b) - 1, c), w = date.getDay(), d = date.getDate(); return Math.ceil( (d + 6 - w) / 7 ); }; var getYearWeek = function (a, b, c) { var date1 =
上季度所有月份: ),-ROWNUM),'YYYYMM') LAST_Q A FROM DUAL) CONNECT ; 本季度所有月份: ),-ROWNUM),'YYYYMM') LAST_Q FROM (SELECT TO_CHAR(SYSDATE,'Q') A FROM DUAL) CONNECT ;
话不多说自己上代码: Date firstDate = DateUtil.formate("2018-01-01", "yyyy-MM-dd"); Date currDate = new Date(); Calendar calendar = Calendar.getInstance(); calendar.setTime(currDate); int lastDay = calendar.getActualMaximum(Calendar.DAY_OF_MONTH