Buffer.Peek C# (CSharp) 메소드

    public int Peek()
    {
        int curPos = Pos;
        int ch = Read();
        Pos = curPos;
        return ch;
    }

    private static int Main()
    {
        Buffer b1     = new Buffer("Abra-cadabra");
        int    result = 0;

        if (b1.Peek() < 0)
        {
            result += 1;
        }

        b1.AdvanceToEnd();

        if (b1.Peek() < 0)
        {
            result += 2;
        }

        if (result == 2)
        {
            Console.WriteLine("====== PASSED ======");
            return(100);
        }
        else
        {
            Console.WriteLine("****** FAILED ******");
            return(101);
        }
    }