<PackageReference Include="Microsoft.Extensions.Caching.Memory" Version="11.0.0-preview.7.26381.103" />

System.Runtime.InteropServices.StringMarshalling

namespace System.Runtime.InteropServices { internal enum StringMarshalling { Utf16 = 2 } } namespace Microsoft.Extensions.DependencyInjection { public static class MemoryCacheServiceCollectionExtensions { public static IServiceCollection AddMemoryCache(this IServiceCollection services); public static IServiceCollection AddMemoryCache(this IServiceCollection services, Action<MemoryCacheOptions> setupAction); public static IServiceCollection AddDistributedMemoryCache(this IServiceCollection services); public static IServiceCollection AddDistributedMemoryCache(this IServiceCollection services, Action<MemoryDistributedCacheOptions> setupAction); } }