我们为什么要使用委托人? [英] Why do we use delegates?

问题描述

我们为什么使用委托人，主要作用是什么?我已经准备了2个Web表单，在每个表单中都准备了一个文本框.通过使用委托，如果我在一个文本框中编写任何内容，它将以另一种形式反映在其他文本框中-可能吗?

谢谢！

Why we use delegates and what is the major role? I have taken 2 web forms and in each form I have taken one textbox. By using delegates if I write any thing in one text box it will reflect on other textbox in another form - is it possible?

Thanks!

推荐答案

在问这样的问题之前，您应该先搜索Google/Bing. MSDN中有一个全面的文档，另外还有许多其他带有示例的文章/教程.

You should search Google/Bing before you ask such question. There is a comprehensive documentation in MSDN, plus there are so many other articles/tutorials with examples.
Start here[^]!

要了解与会代表，您应该首先尝试阅读一些与向您解释这个概念.

To understand delegates, you should first try and go through some books that explain the concept to you.

请查看此讨论，以了解所涉及的内容:
C#.NET中的委托的优点是什么? [ ^ ].

另请参见:
传递以N个参数为参数的方法在C# [ ^ ].

与事件结合使用:
如何在特定按钮单击时调用keydown事件 [ ^ ]，
[已解决]如何为C#控件添加事件 [ ^ ].

—SA

Please see this discussion, just for a general view on what''s involved:
What are the advantages of delegates in C#.NET?[^].

See also:
Pass a method with N params as parameter in C#[^].

Using in connection with events:
how to call keydown event on particular button click[^],
[Solved] How to add Event for C# Control[^].

—SA

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