Rename files from a folder C#

C# > Files > File Class > Move

Moves a specified file to a new location.

• option to specify a new file name

Example 

Rename files from a folder 

DirectoryInfo d = new DirectoryInfo(@"D:\folder");

FileInfo[] infos = d.GetFiles("*.*");

int i = 1;

foreach (FileInfo f in infos)

{

  File.Move(f.FullName, Path.Combine(f.DirectoryName, + i.ToString() + ".jpg"));

  i++;

}