通过提供邮政编码获得位置名称

using System;
using System.Collections.Generic;

class Program
{
    // declare your variable
    private static Dictionary<string, string> zipLookup;

    public static void CreateZips()
    {
        zipLookup = new Dictionary<string, string>();
        zipLookup.Add(\"90210\", \"Beverly Hills\");
        // fill all other values, probably from a db
    }

    static void Main(string[] args)
    {
        CreateZips();

        var test  = \"90210\";

        if (zipLookup.ContainsKey(test))
        {
            Console.WriteLine(test.ToString() + \"=\" + zipLookup[test]);
        }
        else
        {
            Console.WriteLine(test.ToString() + \" location unknown\");
        }
    }
}