struct in Unity.Collections매뉴얼로 전환
A NativeArray exposes a buffer of native memory to managed code, making it possible to share data between managed and native.
|IsCreated||Indicates that the NativeArray has an allocated memory buffer.|
|Length||Number of elements in the NativeArray.|
|this[int]||Access NativeArray elements by index. Notice that structs are returned by value and not by reference.|