Deleting a File using php/codeigniter

Question

I would like to delete a file that is found in my localhost.

localhost/project/folder/file_to_delete

I\'m using codeigniter for this.

Answer 1

$file = "test.txt";
if (!unlink($file))
  {
  echo ("Error deleting $file");
  }
else
  {
  echo ("Deleted $file");
  }