mono/netcore/System.Private.CoreLib/shared/System/SerializableAttribute.cs

// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.

namespace System
{
    [AttributeUsage(AttributeTargets.Class | AttributeTargets.Struct | AttributeTargets.Enum | AttributeTargets.Delegate, Inherited = false)]
    public sealed class SerializableAttribute : Attribute
    {
        public SerializableAttribute() { }
    }
}