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<?php
  /**
   * @desc   works out the variables in the current scope(from where function was called).
   *         Returns an array with variable name as key and vaiable value as value
   * @param  $varList: variables returned by get_defined_vars() in desired scope.
   *         $excludeList: variables to be excluded from the list.
   * @return array
   */
  function getDefinedVars($varList, $excludeList)
  {
      $temp1 = array_values(array_diff(array_keys($varList), $excludeList));
      $temp2 = array();
      while (list($key, $value) = each($temp1)) {
          global $$value;
          $temp2[$value] = $$value;
      }
      return $temp2;
  }

  /**
   * @desc   holds the variable that are to be excluded from the list.
   *         Add or drop new elements as per your preference.
   * @var    array
   */
  $excludeList = array('GLOBALS', '_FILES', '_COOKIE', '_POST', '_GET', 'excludeList');

  //some dummy variables; add your own or include a file.
  $firstName = 'kailash';
  $lastName = 'Badu';
  $test = array('Pratistha', 'sanu', 'fuchhi');

  //get all variables defined in current scope
  $varList = get_defined_vars();

  //Time to call the function
  print "<pre>";
  print_r(getDefinedVars($varList, $excludeList));
  print "</pre>";
?>