如何在C＃中引用.dll？ [英] how to the refference .dll in C#?

问题描述

大家好



我试图在C＃中建立一个小聊天室，我跟着一个例子，我需要继承一些类，因此名称空间不想为我工作，因为我觉得我错过了一个参考。在我接下来的教程中有一个名为

Hi guys

Im trying to build a small chatroom in C#, I followed an example and I need to inherit some classes,therefore the name space doesnt want to work for me because I think Im missing a reference. in the tutorial I followed there was a file called

UChat.dll

的文件，我不知道这是什么，不知道这是否导致问题，但我很确定这个文件对于我的聊天工作

以下示例：

在ASP.NET中构建基于AJAX的聊天室 [ ^ ]



这里示例我在哪里得到错误：

, I dont know what is this and not sure if this causing the issue but im quite sure this file is important for my chat to work
The example im following :
Building an AJAX based chat room in ASP.NET[^]

Here example where im getting the error:

CS0234: The type or namespace name 'ChatEngine' does not exist in the namespace 'WebSite4'

<%@ Application Codebehind="Global.asax.cs" Inherits="WebSite4.Global" %>

Global.asax.cs

 <pre lang="c#">  using System;
    using System.Collections.Generic;
    using System.Linq;
    using System.Web;
    using System.Collections;
    using System.ComponentModel;
    using System.Web.SessionState;

    namespace WebSite4
    {
        public partial class Global : System.Web.HttpApplication
        {
            /// <summary>
            /// Required designer variable.
            /// </summary>
            private System.ComponentModel.IContainer components = null;

            public static WebSite4.**ChatEngine**.IChatEngine Engine = new WebSite4.ChatEngine.ChatEngine();

            public Global()
            {
                InitializeComponent();
            }

推荐答案

在不了解.NET基础知识的情况下，无法开发ASP.NET应用程序或其他高级应用程序类型。你真的需要学习一个最重要的部分：装配及其使用。请参阅：

http://en.wikipedia.org/wiki/.NET_assembly [ ^ ]（以及本文中的所有链接），

http://msdn.microsoft.com/ en-us / library / hk5f40ct％28v = vs.90％29.aspx [ ^ ]，

http://msdn.microsoft.com/en-us/library/aa367757%28v=vs.85%29.aspx [<一个href =http://msdn.microsoft.com/en-us/library/aa367757%28v=vs.85%29.aspxtarget =_ blanktitle =New Window> ^ ]，

http://msdn.microsoft。 com / zh-CN / library / 8wxf689z％28v = vs.110％29.aspx [ ^ ]。

-SA

You cannot develop ASP.NET application or other advanced application types without having no clue on .NET fundamentals. You really need to learn one of the most important part: assemblies and their use. Please see:
http://en.wikipedia.org/wiki/.NET_assembly[^] (and all links in this article),
http://msdn.microsoft.com/en-us/library/hk5f40ct%28v=vs.90%29.aspx[^],
http://msdn.microsoft.com/en-us/library/aa367757%28v=vs.85%29.aspx[^],
http://msdn.microsoft.com/en-us/library/8wxf689z%28v=vs.110%29.aspx[^].

—SA

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