<PackageReference Include="NETStandard.Library" Version="2.0.0-preview2-25401-01" />

System.Net.Http.Headers.RangeConditionHeaderValue

public DateTimeOffset? Date { get; }

public RangeConditionHeaderValue(string entityTag)

public static RangeConditionHeaderValue Parse(string input)

public static bool TryParse(string input, out RangeConditionHeaderValue parsedValue)