什么是“封闭”在C＃中？ [英] What are 'closures' in C#?

问题描述

在.NET 瓶盖

什么是C＃倒闭？

推荐答案

在C＃中的封闭需要一个在线委托/ 匿名方法的形式。一个封闭连接到它的父类的方法的含义，在父类的方法体中定义的变量可以从内引用匿名方法。有一个伟大的博客文章这里一下吧。

A closure in C# takes the form of an in-line delegate/anonymous method. A closure is attached to its parent method meaning that variables defined in parent's method body can be referenced from within the anonymous method. There is a great Blog Post here about it.

的示例的

public Person FindById(int id)
{
    return this.Find(delegate(Person p)
    {
        return (p.Id == id);
    });
}

您也可以看看 Martin Fowler的或的乔恩斯基特博客。我相信你将能够从他们的至少一个....

You could also take a look at Martin Fowler or Jon Skeet blogs. I am sure you will be able to get a more "In Depth" breakdown from at least one of them....

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