Freebsd7.0安装、配置、应用postgresql8.2全套教程[转]

using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace TestString
{
class Program
{
static void Main(string[] args)
{
string a = "hello";
string b = "h";
b +="ello";
string c = "hello";

if ((object)a == (object)b)
{
Console.WriteLine("True");
}
else
{
Console.WriteLine("False");
}

if ((object)a == (object)c)
{
Console.WriteLine("True");
}
else
{
Console.WriteLine("False");
}

}
}
}