Image Gallery'; $out .= "

"; $folder = 'img'; $filesInFolder = new DirectoryIterator($folder); while ($filesInFolder->valid()) { $file = $filesInFolder->current(); $filename = $file->getFilename(); $src = "$folder/$filename"; $fileInfo = new Finfo(FILEINFO_MIME_TYPE); $mimeType = $fileInfo->file($src); if ($mimeType === 'image/jpeg') { $out .= "
• 
"; } $filesInFolder->next(); } $out .= '

'; return $out; }