Zufalls Bild

Zufällige Grafik aus einem Verzeichniss ermitteln

 

Script:

<?   function getRandomImageFileName($path)   {     $result = "";     $ar = array();     $handle=opendir($path);     while ($file = readdir ($handle))     {        if ($file != "." && $file != "..")        {           if (! is_dir($file))           {             $sub = substr($file, -4);             if ($sub == ".png" || $sub == ".jpg" || $sub == ".gif" || $sub == ".bmp")                $ar[] = $file;           }        }     }     closedir($handle);     $max = count($ar);     if ($max > 0)     {        srand ((double)microtime()*1000000);        $max -= 1;        $p = rand(0,$max);        $result = $ar[$p];     }     return $result;   }   $fileName = getRandomImageFileName("./images"); ?>