<PackageReference Include="NETStandard.Library" Version="2.0.2" />

System.Net.Http.Headers.NameValueWithParametersHeaderValue

namespace System.Net.Http.Headers { public class NameValueWithParametersHeaderValue : NameValueHeaderValue, ICloneable { public ICollection<NameValueHeaderValue> Parameters { get; } protected NameValueWithParametersHeaderValue(NameValueWithParametersHeaderValue source); public NameValueWithParametersHeaderValue(string name); public NameValueWithParametersHeaderValue(string name, string value); public new static NameValueWithParametersHeaderValue Parse(string input); public static bool TryParse(string input, out NameValueWithParametersHeaderValue parsedValue); } }