close
<?php
   function file_type($file){
       $path_chunks = explode("/", $file);
       $thefile = $path_chunks[count($path_chunks) - 1];
       $dotpos = strrpos($thefile, ".");
       return strtolower(substr($thefile, $dotpos + 1));
   }
   $file_count = 0;
   $path = "monthly/"; //the directory you want to use
   $file_types = array('jpeg', 'jpg'); //the file types to show
   $p = opendir($path);
       while (false !== ($filename = readdir($p))) {
           $files[] = $filename;
       }
   sort($files);
       foreach ($files as $file) {
           $extension = file_type($file);
           if($file != '.' && $file != '..' && array_search($extension, $file_types) !== false){
               $file_count++;
               echo '<img src="'.$path.$file.'">'.'<br/>'; //在網頁上秀圖
           }
       }
    if($file_count == 0){
        echo "<b>No file match your file types</b>";
    }
?>
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