create files and folder recursive

create_files_recursive.php

<?php
$folder       = "./myfolder";
$bucket       = $folder."/bucket";
$max_folders  = 11;
$max_files    = 5;
$name_file    = "file".rand(9999,999999).".txt";
$url_file     = "./file.txt";
$number       = function($n){ return ($n<10) ? "0{$n}" : $n; };

for ($i=0; $i < $max_folders; $i++) { 
  $folder_actual = $bucket.$number($i);
  create_folder($folder_actual);
  if(count(scan_dir($folder_actual))<$max_files){
    copiar($url_file, "{$folder_actual}/{$name_file}");
    break;
  }
  continue;
}