getAge(DateTime fromDate) => DateTime.now().difference(fromDate).inDays ~/ 365; void calAge() { // DateTime birthday = DateTime.parse(dropdownValueBirthday!); // // setState(() { // duration = AgeCalculator.age(birthday); // }); DateTime? birt; // DateTime(1990); if (birt !=...
getDateStrByTimeStr : 获取日期字符串 By 日期字符串(Format格式输出) getWeekDay : 获取WeekDay ByDateTimegetZHWeekDay : 获取星期 ByDateTimegetWeekDayByMs : 获取WeekDay By 毫秒 getZHWeekDayByMs : 获取星期 By 毫秒 isLeapYearByYear : 是否是闰年 yearIsEqual : 是否同年 getDayOfYear : 在今年的第...
external DateTime.fromMicrosecondsSinceEpoch(int microsecondsSinceEpoch, {bool isUtc = false}); 1. 2. 3. 4. 5. 6. 仅有这两个方法是达不到我们想要的结果的,需要自己进行封装 话不多说直接上工具类 import 'package:flutter/cupertino.dart'; import 'package:intl/intl.dart'; /* * 关于时间工具 ...
final int weekdayFromMonday = DateTime(year, month).weekday - 1; // 0-based day of week, with 0 representing Sunday. final int firstDayOfWeekFromSunday = localizations.firstDayOfWeekIndex; // firstDayOfWeekFromSunday recomputed to be Monday-based final int firstDayOfWeekFromMonday = (firstDayOfWeek...
[index].from; } @override DateTime getEndTime(int index) { return appointments![index].to; } @override String getSubject(int index) { return appointments![index].eventName; } @override Color getColor(int index) { return appointments![index].background; } @override bool isAllDay(int index...
Returns the calendar details based on the given offset passed through an argument by using the getCalendarDetailsAtOffset method. Load more Load appointments on-demand whenever users switch from one view to another or when scrolling to the start or end position of the schedule view. ...
日期组件及时间组件代码示例： import 'package:flutter/material.dart'; // 第三方插件，需要提前配置 ...
Learn the process of converting Flutter string to datetime. Also, know the format of the DateTime object, the string structure, and the conversion process.
int minSelectYear = 1971, int minSelectMonth = 1, int minSelectDay = 1, int maxSelectYear = 2055, int maxSelectMonth = 12, int maxSelectDay = 30, Set<DateTime> selectedDateTimeList = EMPTY_SET, DateModel selectDateModel, int maxMultiSelectCount = 9999, ...
classUpdateItemModel{Stringicon;// 图标Stringname;// 名称doublesize;// 大小lateDateTimedateTime;// 更新日期Stringdesc;// 更新文案intversion;// 更新版本UpdateItemModel({this.icon ="",this.name ="",this.size =0,this.desc ="",this.version =0}) {dateTime =DateTime.now();}} ...