original_string: public function setSkipDays(array $days)
      {
          if (count($days) > 7) {
              /**
               * @see Zend_Feed_Builder_Exception
               */
              require_once 'Zend/Feed/Builder/Exception.php';
              throw new Zend_Feed_Builder_Exception("you can not have more than 7 days in the skipDays property");
          }
          $valid = array('monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday', 'sunday');
          foreach ($days as $day) {
              if (!in_array(strtolower($day), $valid)) {
                  /**
                   * @see Zend_Feed_Builder_Exception
                   */
                  require_once 'Zend/Feed/Builder/Exception.php';
                  throw new Zend_Feed_Builder_Exception("$day is not a valid day");
              }
          }
          $this->offsetSet('skipDays', $days);
          return $this;
      }
code: public function setSkipDays(array $days)
      {
          if (count($days) > 7) {
              /**
               * @see Zend_Feed_Builder_Exception
               */
              require_once 'Zend/Feed/Builder/Exception.php';
              throw new Zend_Feed_Builder_Exception("you can not have more than 7 days in the skipDays property");
          }
          $valid = array('monday', 'tuesday', 'wednesday', 'thursday', 'friday', 'saturday', 'sunday');
          foreach ($days as $day) {
              if (!in_array(strtolower($day), $valid)) {
                  /**
                   * @see Zend_Feed_Builder_Exception
                   */
                  require_once 'Zend/Feed/Builder/Exception.php';
                  throw new Zend_Feed_Builder_Exception("$day is not a valid day");
              }
          }
          $this->offsetSet('skipDays', $days);
          return $this;
      }
code_tokens: public function setSkipDays ( array $ days ) { if ( count ( $ days ) > 7 ) { /**
               * @see Zend_Feed_Builder_Exception
               */ require_once 'Zend/Feed/Builder/Exception.php' ; throw new Zend_Feed_Builder_Exception ( "you can not have more than 7 days in the skipDays property" ) ; } $ valid = array ( 'monday' , 'tuesday' , 'wednesday' , 'thursday' , 'friday' , 'saturday' , 'sunday' ) ; foreach ( $ days as $ day ) { if ( ! in_array ( strtolower ( $ day ) , $ valid ) ) { /**
                   * @see Zend_Feed_Builder_Exception
                   */ require_once 'Zend/Feed/Builder/Exception.php' ; throw new Zend_Feed_Builder_Exception ( "$day is not a valid day" ) ; } } $ this -> offsetSet ( 'skipDays' , $ days ) ; return $ this ; }
docstring: Hint telling aggregators which days they can skip
  Ignored if atom is used
  
  @param  array $days list of days to skip, e.g. Monday
  @return Zend_Feed_Builder_Header
  @throws Zend_Feed_Builder_Exception
docstring_tokens: Hint telling aggregators which days they can skip Ignored if atom is used