在C#ASP.NET中获取完整的查询字符串

using System;
using System.Collections.Specialized;
using System.Web;

public class QueryStringExample
{
    public static void Main()
    {
        string url = "https://www.example.com/page?param1=value1&param2=value2";
        NameValueCollection queryString = HttpUtility.ParseQueryString(url);

        foreach (string key in queryString.AllKeys)
        {
            Console.WriteLine("{0}: {1}", key, queryString[key]);
        }
    }
}

param1: value1
param2: value2