import java.text.DateFormat; import java.text.SimpleDateFormat; import java.util.Date; public class DateCompare...{ public DateCompare() { // TODO Auto-gen...
需要注意的主要是js比较日期大小。 一、java比较日期大小 1.如果是String,先转为Date对象; 2.可以使用getTime()方法获得距1970 年 1 月 1 日的毫秒数的long对象,然后用大于小于等于比较; 3.可以用before()比较,返回boolean; 可以用after()比较,返回boolean; 可以用compareTo()比较,返回-1,表示小于;返回0,表...
log(date1.compareTo(date2)); // -1 (date1 is earlier than date2) console.log(date1.equals(date2)); // false console.log(date1.isBefore(date2)); // true console.log(date1.isAfter(date2)); // false console.log(date1 < date2); // true console.log(date1 > date2); // ...
// 比如arrList对象中根据score属性进行从大到小的排序const arrList = [ {id: 1, value : "value1", score: 97}, {id: 2, value : "value2", score: 126, }, {id: 3, value : "value3", score: 60, },];arrList = arrList.sort(arrList.compare('score')) 从大到小排序后的数据: ...
Comparing Dates in JS Now that you are familiar with Get and Set methods, you can use them to compare dates using JavaScript. Referring to theyear 2038 problemmentioned in the beginning of the guide, you may want to use the Date object to notify you if it’s January 19, 2038. Modify ...
In the example, we compare three dates. $ node queries.js these are same dates 2018-05-19 is before 2018-05-20 2018-05-20 is before 2018-05-22 TheisBetweenfunction checks if a date is in the given date range. between.js import dayjs from 'dayjs'; ...
** The time.js and extras.js files are optional and are not included in the compiled /build/ versions. Example Usage Syntax Overview Date.today() // Returns today's date, with time set to 00:00 (start of day). Date.today().next().friday() // Returns the date of the next Friday...
compareTo(Date anotherDate) 参数:anotherDate—要比较的Date 结果:如果参数Date等于此Date,则值为0 ; 如果此日期在Date参数之前,该值小于0 ;...("yyyy-MM-dd"); //[1]调用compareTo()方法 try { Date date3=sdf.parse(date1); Date date4=sdf.parse...(date2); switch(date3.compareTo(date4)...
可查看《JS计算系统当前日期是星期几的几种方法》 6.时间比较 functioncompareTime(time1, time2) {returntime1.getTime() -time2.getTime(); } 7.计算两个日期之间相隔的天数 functiongetDays(time1, tiem2){varday = 24*60*60*1000;return(time1.getTime() - time2.getTime())/day; ...
Compare DatesDates can easily be compared.The following example compares today's date with January 14, 2100:Example let text = ""; const today = new Date(); const someday = new Date(); someday.setFullYear(2100, 0, 14);if (someday > today) { text = "Today is before January 14, ...