using System.Collections.Generic; namespace System.Formats.Asn1 { internal sealed class SetOfValueComparer : IComparer<ReadOnlyMemory<byte>> { internal static SetOfValueComparer Instance { get; } = new SetOfValueComparer(); public int Compare(ReadOnlyMemory<byte> x, ReadOnlyMemory<byte> y) { return Compare(x.Span, y.Span); } internal static int Compare(ReadOnlySpan<byte> x, ReadOnlySpan<byte> y) { int num = Math.Min(x.Length, y.Length); int num2 = x.CommonPrefixLength(y); if (num2 != num) return x[num2] - y[num2]; return x.Length - y.Length; } } }