Recently I developed a powerful abstract class for a new category of edit controls I refer to as Multi-Field Edit Controls.

最近我開發(fā)了一個功能強(qiáng)大的抽象類成人免费黄色，用于一個新的編輯控件免费观看黄色国产一级视频，我稱它為 Multi-Field Edit Controls在线a片大全。

An abstract class is good as well.

抽象類的方式也很好直接免费可以观看的黄色网站。

You could think of it as a "pure" abstract class.

你可以將它理解為純粹的抽象類黄色A。

Q: What is an abstract class?

問：什么是一個抽象類国产aaaaaaaa一级？

However, you may inherit from an abstract class.

然而，你可以繼承一個抽象類黄色无码丝袜视频。

First of all, our generic abstract class must be implemented.

首先免费观看视频精品免费观看，我們的通用抽象類必須得到執(zhí)行。

Does nothing, because this is an abstract class.

不做任何事亚洲三级片免费看视频，因?yàn)檫@是一個抽象類中文字幕人妻少妇aⅴ一区二区。

D. However, you may inherit from an abstract class.

然而一区二区亚洲黄色网站，你可以繼承一個抽象類。

Yet again, we could have created an interface instead of an abstract class.

再次欧美三级黄片视频，我們可以創(chuàng)建了中国农村第一黄片视频，而不是一個抽象類的接口。

When you have an abstract class, you can add a new method and provide a default implementation in it.

當(dāng)存在個抽象類時成年片精品视频网站在线观看网址大全，你可以在其中添加新方法并在代碼中為其添加默認(rèn)實(shí)現(xiàn)热久久中文字幕少妇。