Serialize dumper

dumper.php

$content = file_get_contents('file_with_serialized_string.txt');

$len = strlen($content);
//$len = 10000;
$depth = 0;
for ($i = 0; $i < $len; $i++) {
  $char = $content[$i];
  print $char;
  if ($char == '{') {
    $depth++;
    print "\n" . str_repeat(' ', $depth);
  }
  if ($char == '}') {
    $depth--;
    print "\n" . str_repeat(' ', $depth);
  }
  if ($char == ';') {
    print "\n" . str_repeat(' ', $depth);
  }

}

print "\n";