如何在C#中获取网页？

using System.Net.Http;

HttpClient client = new HttpClient();

HttpResponseMessage response = await client.GetAsync("网页的URL");

string content = await response.Content.ReadAsStringAsync();

using System;
using System.Net.Http;
using System.Threading.Tasks;

class Program
{
    static async Task Main(string[] args)
    {
        HttpClient client = new HttpClient();
        HttpResponseMessage response = await client.GetAsync("网页的URL");
        string content = await response.Content.ReadAsStringAsync();
        Console.WriteLine(content);
    }
}