如何使用C#实现URL编码功能

?C#?,????System.Web.HttpUtility.UrlEncode????URL??????????????:

using System;
using System.Web;

class Program
{
    static void Main()
    {
        string url = "https://www.example.com/?q=??";
        string encodedUrl = HttpUtility.UrlEncode(url);

        Console.WriteLine("Encoded URL: " + encodedUrl);
    }
}

???????,??????System.Web????,????HttpUtility.UrlEncode???url???????,???????URL???????????????,?????:

Encoded URL: https://www.example.com/?q=??

??:???????,URL???????URL???ASCII??????????%xx???,???HTTP??????