zoukankan      html  css  js  c++  java
  • O'Reilly .NET Framework Essentials, 2nd Edition第三章

    3.1 common programming model

    3.1.1 System.Object
    Every type in .NET is an object, meaning that it must derive directly or indirectly form the Object class. The Object class exposes the public methods listed in table 3-1, which you can invoke on any given .NET object at runtime.

    Methods

    Description

    Equals()

    比较两个类,确定它们是否一致

    ReferenceEquals()

    比较两个类,确定它们是否引用了相同的类

    GetHashCode()

    获取对象的哈希代码

    GetType()

    获取对象的类型

    ToString()

    将对象转换为字符


    3.1.2 Major Namespaces

    Namespace

    Description

    System

    See detail at MSDN

    System. IO

    System.Collections

    System.Threading

    System.Reflection

    System.Security

    System.Net

    System.Data

    System.Web.Services

    System.Web.UI

    System..Windows.Forms


    3.2 Core Features and Languages
     Namespace
     Interface
     Encapsulation
     Inheritance
     Polymorphism?
     Exception handling


    3.2.1 Managed C++ Code
    (……)


    3.2.2 VB Code

    3.2.3 C# Code

    using System
    namespace  lang       //define a namespace
    {
    interface ISteering      //define interface
    {
    void TurnLeft()
    void TurnRight()
    }


    abstract class vehicle : Isteering       //define abstract class to implement interface.
    {
       
    public void TurnLeft()

    {
    Console.WriteLine(“Left”);
    }


    public void TurnRight()
    {
    Console.WriteLine(“Right”);
    }

    public abstract void ApplyBrakes();
    }
     

    class Car:Vehicle                //inherits a base class
    {
     
    public override void ApplyBrakes()   //override a methods

    {
     Conslose.WriteLine(“Stop”);
     Throw 
    new Exception(“stop false”);
    }

    }

    }


    3.2.4 Common Intermediate Language Code
    (…….)

    3.3 Language Integration

  • 相关阅读:
    clearInterval,setInterval,clearTimeout,setTimeout
    input的onkeyup效果 超级简短代码
    yourphp点击刷新验证码
    收藏的插件
    js创建和获取cookie
    js blind使用
    js控制网页滚动条往下滚动
    document.body.scrollTop用法
    yourphp问题中心
    yourphp数据库介绍
  • 原文地址:https://www.cnblogs.com/yang_sy/p/1087940.html
Copyright © 2011-2022 走看看