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

System.Net.HttpWebResponse

namespace System.Net { public class HttpWebResponse : WebResponse, ISerializable { public string CharacterSet { get; } public string ContentEncoding { get; } public virtual CookieCollection Cookies { get; set; } public DateTime LastModified { get; } public virtual string Method { get; } public Version ProtocolVersion { get; } public string Server { get; } public virtual HttpStatusCode StatusCode { get; } public virtual string StatusDescription { get; } protected HttpWebResponse(SerializationInfo serializationInfo, StreamingContext streamingContext); public string GetResponseHeader(string headerName); } }