Get list of all files from directory in C#, ASP.Net

Using below code you can list out all files or files with respective extension for given directory in C#:

DirectoryInfo di = new DirectoryInfo("c:/demos");
FileInfo[] rgAllFiles = di.GetFiles();  //Get list of all files.
FileInfo[] rgFiles = di.GetFiles("*.aspx");  //Get list of only .aspx files.

// You can use each file using below iteration
foreach(FileInfo fi in rgAllFiles)
{
  Response.Write(fi.Name);       
}