getMonth(); var firstDay = new Date(y, m + 1, 1); var lastDay = new Date(y, m + 2, 0); var firstDayName = firstDay .toLocaleDateString('en-us', { weekday: 'long' }); var lastDayName = lastDay.toLocaleDateString('en-us', { weekday: 'long' }); console.log(firstDayName...
Get the local week-numbering year of the given date. The exact calculation depends on the values ofoptions.weekStartsOn(which is the index of the first day of the week) andoptions.firstWeekContainsDate(which is the day of January, which is always in the first week of the week-numbering y...
getDay() - 1; if (dateWeekNum < 0) { dateWeekNum = 6; } if (dateWeekNum < 4) { // 前移日期 date2.setDate(date2.getDate() - dateWeekNum); } else { // 后移日期 date2.setDate(date2.getDate() + 7 - dateWeekNum); } var d = Math.round((date1.valueOf() - date2.value...
但这不一定是有保证的,因为这两个调用可以在结果分辨率的倍数的任意一侧实时发生。DATEADD(day, 1-DATEPART(day, GETDATE()), GETDATE())似乎是这样做的方式,但只有当您100%确定两个GETDATE调用返回相同的值时才有效,即使您在一个月的最后一天和下个月的第一天之间运行代 浏览4提问于2021-09-20得票数 ...
I am using the following script to get Monday (first) and Sunday (last) for the previous week: var curr = new Date; // get current date var first = curr.getDate() - curr.getDay() - 6; // Gets day of the month (e.g. 21) - the day of the week (e.g. wednesday = 3) ...
SQL_FN_TSI_DAYSQL_FN_TSI_WEEKSQL_FN_TSI_MONTHSQL_FN_TSI_QUARTERSQL_FN_TSI_YEARFIPS 過渡層級一致性驅動程式一律會傳回設定所有這些位的位掩碼。 SQL_TIMEDATE_FUNCTIONS 1.0 注意:資訊類型是在 ODBC 1.0 中引進的;每個位掩碼都會標示為其引進的版本。SQLUINTEGER 位掩碼,列舉驅動程式和相關聯數據源支援的...
SQL_FN_TSI_DAYSQL_FN_TSI_WEEKSQL_FN_TSI_MONTHSQL_FN_TSI_QUARTERSQL_FN_TSI_YEARFIPS 過渡層級一致性驅動程式一律會傳回設定所有這些位的位掩碼。 SQL_TIMEDATE_FUNCTIONS 1.0 注意:資訊類型是在 ODBC 1.0 中引進的;每個位掩碼都會標示為其引進的版本。SQLUINTEGER 位掩碼,列舉驅動程式和相關聯數據源支援的...
Get the name of the weekday (not just a number): constweekday = ["Sunday","Monday","Tuesday","Wednesday","Thursday","Friday","Saturday"]; constd =newDate(); letday = weekday[d.getUTCDay()]; Try it Yourself » Description ...
lethour = d.getHours(); Try it Yourself » More examples below. Description getHours()returns the hour (0 to 23) of a date. Syntax Date.getHours() Parameters NONE Return Value TypeDescription A numberThe local time hour (0 to 23). ...
SQL_FN_TSI_DAYSQL_FN_TSI_WEEKSQL_FN_TSI_MONTHSQL_FN_TSI_QUARTERSQL_FN_TSI_YEARFIPS 过渡级别一致性驱动程序将始终返回在其中设置所有这些位的位掩码。 SQL_TIMEDATE_FUNCTIONS 1.0 注意:ODBC 1.0 中引入了信息类型;每个位掩码都标有引入它的版本。SQLUINTEGER 位掩码,枚举驱动程序和关联的数据源支持的标量...