摘要：
class Booking { private string datetime, people, time, week; string path = "D:\\Booking.txt"; StreamWriter sw; StreamReader sr; public void addbook() { Console.Write("请输入约定日期<YYYY-MM-DD>:"); datetime = Console.ReadLine(); Console.Write("预约人:"); people = Console.Re 阅读全文
摘要：
1.Var ：隐含类型化的局部变量 1.1 编译器会根据局部变量初始化表达式来推断变量的类型 1.2 Var声明仅限于局部变量，也可包含在foreach、for、using语句中例子1：classProgram{staticvoidMain(string[]args){vars1="MyNameisxiaoxiao";//相当于strings1="MyNameisxiaoxiao";vars2=20;vars3=1.0;vars4=newstring[]{"xiaoxiao","xiaofang","xi 阅读全文