TheDateobject methodsgetDate(),getMonth(), andgetFullYear()can be used to retrieve day, month, and full year from a date object in JavaScript. Here is an example: constdate=newDate(2021,8,18);constday=date.getDate();constmonth=date.getMonth()+1;// getMonth() returns month from 0 to...
log("当前月份:" + currentMonth); 复制代码 这段代码将获取当前日期对象并使用getMonth()方法获取当前月份(返回值为0-11),然后将月份转换为1-12的格式,并最后使用console.log()函数来显示当前月份。你也可以将月份显示在网页的特定位置,例如使用document.getElementById()方法获取要显示月份的HTML元素,然后将月份...
获取当前月份的第一天:var firstDayOfMonth = new Date(currentYear, currentMonth, 1); 获取当前月份的最后一天:var lastDayOfMonth = new Date(currentYear, currentMonth + 1, 0); 获取当前周的第一天:var firstDayOfWeek = new Date(currentTime.setDate(currentDate - currentTime.getDay())); ...
// const getNumberOfDaysByYearAndMonth = (year, month) => new Date(year, month, 0).getDate(); /** * customFormattedDate() * 自定义格式化Date() * year: 年, yyyy: 公历年, MM: 公历月, dd: 公历日,week: 星期,MSECONDS: 计数毫秒,hh: 时,mm: 分,ss: 秒,ms: 毫秒,DS: 默...
获取特定日期的年、月、日:const year = currentDate.getFullYear(); const month = currentDate.getMonth() + 1; // 月份从0开始,需要加1 const day = currentDate.getDate(); 计算两个日期之间的差值(天数):const date1 = new Date('2022-01-01'); const date2 = new Date('2022-01-10'); ...
constfirstDate =newDate('2024-02-05');constsecondDate =newDate('2024-02-05');// Extract year, month, and day components of both datesconstfirstYear = firstDate.getFullYear();constfirstMonth = firstDate.getMonth();constfirstDay = firstDate.getDate();constsecondYear = secondDate.getFull...
In this tutorial, we will learn how to use the built-in methods of theDateobject to get and set the day, month, year, or time in JavaScript. How to Get the Current Date and Time Let's say you want to get the current date and time on a user's system. The easiest way to ...
"0" + m : m; this.dateData = year + "-" + newM; this.intraMonth = newM //当月 this.getDays(this.dateData); }, }, mounted() { this.currentTime(); }, }; .dateBox { width: 80%; border: 1px solid #ccc; margin: 0 auto; } .checkDateBox { display: inline-block; wid...
constfirstDate=newDate('2024-02-05');constsecondDate=newDate('2024-02-05');// Extract year, month, and day components of both datesconstfirstYear=firstDate.getFullYear();constfirstMonth=firstDate.getMonth();constfirstDay=firstDate.getDate();constsecondYear=secondDate.getFullYear();...
constfirstDate=newDate('2024-02-05');constsecondDate=newDate('2024-02-05');// Extract year, month, and day components of both datesconstfirstYear=firstDate.getFullYear();constfirstMonth=firstDate.getMonth();constfirstDay=firstDate.getDate();constsecondYear=secondDate.getFullYear();constseco...