obtenir la première image d'un répertoire

obtenir la première image répertoire

function get_nom_image($dirname){
  $ext = array("jpg", "png", "jpeg", "gif", "JPG", "PNG", "GIF", "JPEG");
  $imageName='';
  if($handle = opendir($dirname))
  {
    while(false!== ($file = readdir($handle)))
    {
      if(strstr($file, "." . $ext[$i])!= '.' && strstr($file, "." . $ext[$i])!= '..')
      {
          break;
      }
    }
    $imageName = $file;
     closedir($handle);
  }
  return($imageName);
}