comparablestring.cs

来自「Data Structures and Algorithms with Obj」· CS 代码 · 共 34 行

namespace Opus6
{
    using System;

    [Version("$Id: ComparableString.cs,v 1.4 2001/10/28 19:50:09 brpreiss Exp $"), Copyright("Copyright (c) 2001 by Bruno R. Preiss, P.Eng.")]
    public class ComparableString : ComparableValue
    {
        public ComparableString(string c) : base(c)
        {
        }

        public override int GetHashCode()
        {
            int num1 = 0;
            string text1 = (string) base.obj;
            for (int num2 = 0; num2 < text1.Length; num2++)
            {
                num1 = ((num1 & -67108864) ^ (num1 << 6)) ^ text1[num2];
            }
            return num1;
        }

        public static explicit operator string(ComparableString c)
        {
            return (string) c.obj;
        }


        private const int mask = -67108864;
        private const int shift = 6;
    }
}