c# webclient.DownloadFileTaskAsync下载损坏的1KB PDF

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

public class Program
{
    public static async Task Main(string[] args)
    {
        string url = "https://example.com/1kb.pdf";
        string savePath = "C:\\Downloads\\1kb.pdf";

        try
        {
            using (WebClient client = new WebClient())
            {
                await client.DownloadFileTaskAsync(new Uri(url), savePath);
                Console.WriteLine("文件下载成功！");
            }
        }
        catch (Exception ex)
        {
            Console.WriteLine("文件下载失败：" + ex.Message);
            // 处理损坏文件的情况，例如删除下载的损坏文件或进行其他错误处理操作
        }
    }
}