C＃如何使用约束声明泛型属性？ [英] C# How to declare a generic property with a constraint?

问题描述

我正在尝试声明一个通用且具有约束且没有运气的属性。是否有可能？


我需要以下内容：

展开 | 选择 | Wrap | 行号

解决方案

我正在尝试声明一个通用且具有约束且没有运气的属性。是否有可能？


我需要以下内容：

展开 | 选择 | Wrap | 行号

问题是以下不起作用：

展开 | 选择 | Wrap | 行号

然后手动投射它？

如果MyDeckPosition继承自IDeckPosition类，你可以投出它：

展开 | 选择 | Wrap | 行号< /跨度>

I''m trying to declare a property that is a generic and has a constraint and having no luck. Is it possible?

I want something like the following:

Expand|Select|Wrap|Line Numbers

解决方案

I''m trying to declare a property that is a generic and has a constraint and having no luck. Is it possible?

I want something like the following:

Expand|Select|Wrap|Line Numbers

The problem with that is that the following does not work:

Expand|Select|Wrap|Line Numbers

Then cast it manually?
If MyDeckPosition inherits from the IDeckPosition class, you chould be able to cast it:

Expand|Select|Wrap|Line Numbers

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