简单类型 / 日期和时间

using System;

var now = DateTime.Now;
var year = now.Year;
var month = now.Month;
var day = now.Day;
var hour = now.Hour;
var minute = now.Minute;
var second = now.Second;
var dayOfWeek = now.DayOfWeek;

Console.WriteLine($"year = {year}");
Console.WriteLine($"month = {month}");
Console.WriteLine($"day = {day}");
Console.WriteLine($"hour = {hour}");
Console.WriteLine($"minute = {minute}");
Console.WriteLine($"second = {second}");
Console.WriteLine($"dayOfWeek = {dayOfWeek}");