Learn the process of converting Flutter string to datetime. Also, know the format of the DateTime object, the string structure, and the conversion process.
创建一个DateFormat对象,并指定所需的日期和时间格式: 使用DateFormat类可以指定日期和时间的格式。例如,如果你想格式化为“年-月-日 时:分:秒”的形式,可以这样做: dart DateFormat formatter = DateFormat('yyyy-MM-dd HH:mm:ss'); 使用DateFormat对象将DateTime对象转换为String: 使用DateFormat对象的format...
final dateString = "26-10-2"; final dateformat = DateFormat('d-MM-yyyy'); final date = dateformat.parse(dateString); if (dateString == dateformat.format(date)) { print('correct'); } else { print('incorrect'); } 我不知道是否还有更好的方法。本站已为你智能检索到如下内容,以供参考...
data types in our applications. While using different type of variables we may need to convert th...
String getCurrentTime(String prefix) { DateTime now = DateTime.now(); var formatter = DateFormat(‘yy-mm-dd HⓂ️s’); String nowTime = formatter.format(now); return ‘ nowTime’; } /// 有状态类返回组件信息 @override Widget build(BuildContext context) { ...
staticStringdateFormat(DateTime time,{String format="yyyy-mm-dd hh:ii:ss"}){vardateObj={'m+':time.month,//月份'd+':time.day,//日'h+':time.hour,//小时'i+':time.minute,//分's+':time.second,//秒};RegExp yearReg=newRegExp(r"(y+)");if(yearReg.hasMatch(format)){var...
firstDate: DateTime(1900), lastDate: DateTime(2100), ); if (date == null) return; setState(() { selectedDate = date; }); } Future<void> _selectTime() async { final TimeOfDay time = await showTimePicker( context: context, initialTime: selectedTime, ...
String formatDateTime(DateTime dateTime) { final formatter = DateFormat('yyyy-MM-dd HH:mm:ss'); return formatter.format(dateTime); } widget 还应该被设计成可重复使用的,并可以单独保存在widgets文件夹中。 # text_input.dart import 'package:flutter/material.dart'; ...
; DateTime dateTime = DateTime.now(); String dateString = DateFormat('dd-MM-yyyy - kk:mm').format(dateTime); double latitude = _fetchedUserLocation.latitude.toDouble(); double longitude = _fetchedUserLocation.longitude.toDouble(); String speed = _fetchedUserLocation.speed.toString(); Map<...
()获取到的是13位nowTime.microsecondsSinceEpoch;//16位时间戳nowTime.toIso8601String();//2020-06-22T17:52:17.108937 输出格式ISO8601标准时间格式nowTime.toUtc().toString();//2020-06-22 09:53:26.373952Z 输出时间为UTC时间,注意的是中间不带T,以Z结尾,用以区分是否是UTC时间nowTime.toString();/...