Non-Nullable Types vs C#: Fixing the Billion Dollar Mistake （转载）

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Non-Nullable Types vs C#: Fixing the Billion Dollar Mistake （转载）

One of the top suggestions (currently #15 on uservoice) for improving C# is the addition of non-nullable reference types. This is not surprising, considering the number of functions that start with a block of ‘if (x == null) throw new ArgumentNullExc…

Unity使用可空类型（Nullable Types）

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【你吐吧c#每日学习】10.30 C#Nullable Types

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Unity3d游戏开发中使用可空类型（Nullable Types）

你怎么确定一个Vector3,int,或float变量是否被分配了一个值?一个方便的方式就是使用可空类型! 有时变量携带重要信息,但仅仅有在特定的游戏事件发生时触发.比如:一个角色在你的游戏可能闲置,直到他被告知去一个指定的目的地. public class Character : MonoBehaviour { Vector3targetPosition; voidMoveTowardsTargetPosition() { if(targetPosit…

[Typescript 2] Nullable Types - Avoiding null and undefined Bugs

For example you have a TS app: enum PaylerPosition { Guard, Forward, Center } interface Player { name: string; position: PlayerPosition; } let kobe = { name: 'Kobe', position: PlayerPosition.Guard }; The problem for this piece of code is that, you ca…