<PackageReference Include="NETStandard.Library" Version="2.0.3" />

System.ComponentModel.AmbientValueAttribute

public sealed class AmbientValueAttribute : Attribute
namespace System.ComponentModel { public sealed class AmbientValueAttribute : Attribute { public object Value { get; } public AmbientValueAttribute(bool value); public AmbientValueAttribute(byte value); public AmbientValueAttribute(char value); public AmbientValueAttribute(double value); public AmbientValueAttribute(short value); public AmbientValueAttribute(int value); public AmbientValueAttribute(long value); public AmbientValueAttribute(object value); public AmbientValueAttribute(float value); public AmbientValueAttribute(string value); public AmbientValueAttribute(Type type, string value); } }