System.Net.Http.Headers.StringWithQualityHeaderValue public class StringWithQualityHeaderValue : ICloneable Documentation public double? Quality { get; } public string Value { get; } public StringWithQualityHeaderValue(string value) public StringWithQualityHeaderValue(string value, double quality) public static StringWithQualityHeaderValue Parse(string input) public static bool TryParse(string input, out StringWithQualityHeaderValue parsedValue)