只需使用File.Move:

Just use File.Move:

if (System.IO.File.Exists(destination))
{
    System.IO.File.Delete(file);
}
System.IO.File.Move(source,destination);

http: //www.dotnetperls.com/file-delete [ ^ ]
http://sandeep-aparajit.blogspot.com/2008/04/how-to-delete-file-in-c.html [

http://www.dotnetperls.com/file-delete[^]
http://sandeep-aparajit.blogspot.com/2008/04/how-to-delete-file-in-c.html[^]

^ ]
http://sandeep-aparajit.blogspot.com/2008/04/how-to-delete-file-in-c.html [ http://rhondatipton.net/2007/12/29/copydelete-files-in-c / [ ^ ]

http://www.dotnetperls.com/file-delete[^]
http://sandeep-aparajit.blogspot.com/2008/04/how-to-delete-file-in-c.html[^]
http://rhondatipton.net/2007/12/29/copydelete-files-in-c/[^]