using?System;
using?System.Collections.Generic;
using?System.IO;
using?System.Linq;
using?System.Net;
using?System.Text;
using?System.Threading.Tasks;

namespace?BaiDuPic
{
????class?Download
????{///?

????????///?獲取網頁流
????????///?

????????///?
????????///?
????????public?static?Stream?DownloadFile（string?URL）
????????{

????????????HttpWebRequest?Myrq?=?WebRequest.Create（URL）?as?HttpWebRequest;
????????????Myrq.KeepAlive?=?false;//持續連接
????????????Myrq.Timeout?=?30?*?1000;//30秒，*1000是因為基礎單位為毫秒
????????????Myrq.Method?=?“GET“;//請求方法
????????????Myrq.Accept?=?“text/htmlapplication/xhtml+xmlapplication/xml;q=0.9image/webpimage/apng*/*;q=0.8application/signed-exchange;v=b3“;//自己去network里面找

????????????Myrq.UserAgent?=?GetUA（）;
????????????//接受返回
????????????HttpWebResponse?Myrp?=?（HttpWebResponse）Myrq.GetResponse（）;
????????????if?（Myrp.StatusCode?!=?HttpStatusCode.OK）
????????????{?return

?屬性????????????大小?????日期????時間???名稱
-----------?---------??----------?-----??----
?????目錄???????????0??2019-10-25?11:47??BaiDuPic\
?????目錄???????????0??2019-10-25?11:59??BaiDuPic\BaiDuPic\
?????文件?????????914??2019-10-25?11:47??BaiDuPic\BaiDuPic.sln
?????文件???????45568??2019-10-25?13:06??BaiDuPic\BaiDuPic.v11.suo
?????文件?????????187??2019-10-25?11:47??BaiDuPic\BaiDuPic\App.config
?????文件????????3945??2019-10-25?12:23??BaiDuPic\BaiDuPic\BaiDuPic.csproj
?????目錄???????????0??2020-05-15?13:50??BaiDuPic\BaiDuPic\bin\
?????目錄???????????0??2019-10-25?13:05??BaiDuPic\BaiDuPic\bin\Debug\
?????文件???????26112??2019-10-25?13:06??BaiDuPic\BaiDuPic\bin\Debug\BaiDuPic.exe
?????文件?????????187??2019-10-25?11:47??BaiDuPic\BaiDuPic\bin\Debug\BaiDuPic.exe.config
?????文件???????40448??2019-10-25?13:06??BaiDuPic\BaiDuPic\bin\Debug\BaiDuPic.pdb
?????文件???????22984??2019-10-25?13:06??BaiDuPic\BaiDuPic\bin\Debug\BaiDuPic.vshost.exe
?????文件?????????187??2019-10-25?11:47??BaiDuPic\BaiDuPic\bin\Debug\BaiDuPic.vshost.exe.config
?????文件?????????490??2012-06-06?02:06??BaiDuPic\BaiDuPic\bin\Debug\BaiDuPic.vshost.exe.manifest
?????文件??????489472??2017-05-06?14:06??BaiDuPic\BaiDuPic\bin\Debug\Newtonsoft.Json.dll
?????文件????????5730??2019-10-25?12:35??BaiDuPic\BaiDuPic\Download.cs
?????文件???????13607??2019-10-25?13:06??BaiDuPic\BaiDuPic\Form1.cs
?????文件???????15627??2019-10-25?13:06??BaiDuPic\BaiDuPic\Form1.Designer.cs
?????文件????????5817??2019-10-25?13:06??BaiDuPic\BaiDuPic\Form1.resx
?????文件??????489472??2017-05-06?14:06??BaiDuPic\BaiDuPic\Newtonsoft.Json.dll
?????目錄???????????0??2019-10-25?11:47??BaiDuPic\BaiDuPic\obj\
?????目錄???????????0??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\
?????文件????????1142??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.csproj.FileListAbsolute.txt
?????文件?????????975??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.csproj.GenerateResource.Cache
?????文件???????17116??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.csprojResolveAssemblyReference.cache
?????文件???????26112??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.exe
?????文件?????????180??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.Form1.resources
?????文件???????40448??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.pdb
?????文件?????????180??2019-10-25?12:23??BaiDuPic\BaiDuPic\obj\Debug\BaiDuPic.Properties.Resources.resources
?????文件????????1451??2019-10-25?13:06??BaiDuPic\BaiDuPic\obj\Debug\DesignTimeResolveAssemblyReferences.cache
?????文件????????7224??2019-10-25?12:00??BaiDuPic\BaiDuPic\obj\Debug\DesignTimeResolveAssemblyReferencesInput.cache
............此處省略11個文件信息