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   1  <?php
   2  /*+**********************************************************************************
   3   * The contents of this file are subject to the vtiger CRM Public License Version 1.1
   4   * ("License"); You may not use this file except in compliance with the License
   5   * The Original Code is:  vtiger CRM Open Source
   6   * The Initial Developer of the Original Code is vtiger.
   7   * Portions created by vtiger are Copyright (C) vtiger.
   8   * All Rights Reserved.
   9   ************************************************************************************/
  10  
  11  /**
  12   * Function to get or set a global variable
  13   * @param type $key
  14   * @param type $value
  15   * @return value of the given key
  16   */
  17  function vglobal($key, $value=null) {
  18      if($value !== null) {
  19          $GLOBALS[$key] = $value;
  20      }
  21      return $GLOBALS[$key];
  22  }