方法:
/Class
[StructLayout(LayoutKind.Sequential)]
public struct Class
{
public int number;
[MarshalAs(UnmanagedType.ByValArray, SizeConst = 50)]
public Student[] students; //
结构体数组定义
}
// 调用复杂结构体测试
int size = Marshal.SizeOf(typeof(Class)) * 50;
IntPtr pBuff = Marshal.AllocHGlobal(size); //直接分配50个元素的空间,比Marshal.copy方便.