C#/.NET FTP ?? ??? ? ????(????)
???
??? ?? ???:
????? ?? ????? ?????? FtpWebRequest:
FtpWebRequest request = (FtpWebRequest)WebRequest.Create("ftp://ftp.example.com/remote/path/file.zip");
request.Credentials = new NetworkCredential("username", "password");
request.Method = WebRequestMethods.Ftp.UploadFile;
using (Stream fileStream = File.OpenRead(@"C:\local\path\file.zip"))
using (Stream ftpStream = request.GetRequestStream())
{
fileStream.CopyTo(ftpStream);
}
????
??? ?? ????:
???? ????? ?? FtpWebRequest:
FtpWebRequest request = (FtpWebRequest)WebRequest.Create("ftp://ftp.example.com/remote/path/file.zip");
request.Credentials = new NetworkCredential("username", "password");
request.Method = WebRequestMethods.Ftp.DownloadFile;
using (Stream ftpStream = request.GetResponse().GetResponseStream())
using (Stream fileStream = File.Create(@"C:\local\path\file.zip"))
{
ftpStream.CopyTo(fileStream);
}? ??? ????? ???? C#?? FTP? ?? ??? ????? ?????? ??? ??????? ?? ?????. ??? ??? PHP ??? ????? ?? ?? ??? ?????!
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C polymorphismincludescompile time, ??? ? Templatepolymorphism.1) compile-timepolymorphismusesfunctionandoveroveroverforlogy
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C polymorphismisuniqueduetoitscompikeofile-timeandruntimepolymorphism, forbothefficiency andfoxible.toharnesspowertylogly : 1) audesMartPointerSlikestd :: Quanior_PtrformemoryManagement, 2) ?? baseclasseshavevirtuctors, 3) ??
