Contao CMS - Get global variables by type - Prevent memory allocation error - Workaround

Contao-CMS-GetGlobalsByType.php

<?php
/**
 * Return parts of the $GLOBALS array sorted by type.
 * It's recommended to not return all at once as this might run out of memory.
 */
foreach (array_keys($GLOBALS) as $key) {

  switch (gettype($GLOBALS[$key])) {
    case 'array': {
      debug(array_keys($GLOBALS[$key]));
      break;
    }
    case 'object': {
      debug(get_class_methods($GLOBALS[$key]));
      break;
    }
    default: {
      debug($GLOBALS[$key]);
      break;
    }
  }
}

function debug ($value) {
  // Add own debugging methods here
}