function createSummary() {
    $cnt = count( $this->summary );
    if( 0 >= $cnt )
      return;
    $attributes = $this->_createParams( $this->summary['params'], array( 'ALTREP', 'LANGUAGE' ));
    $content    = $this->_strrep( $this->summary['value'] );
    return $this->_createElement( 'SUMMARY', $attributes, $content );
  }
function createSummary() {
    $cnt = count( $this->summary );
    if( 0 >= $cnt )
      return;
    $attributes = $this->_createParams( $this->summary['params'], array( 'ALTREP', 'LANGUAGE' ));
    $content    = $this->_strrep( $this->summary['value'] );
    return $this->_createElement( 'SUMMARY', $attributes, $content );
  }
function createSummary ( ) { $ cnt = count ( $ this -> summary ) ; if ( 0 >= $ cnt ) return ; $ attributes = $ this -> _createParams ( $ this -> summary [ 'params' ] , array ( 'ALTREP' , 'LANGUAGE' ) ) ; $ content = $ this -> _strrep ( $ this -> summary [ 'value' ] ) ; return $ this -> _createElement ( 'SUMMARY' , $ attributes , $ content ) ; }
creates formatted output for calendar component property summary

@author Kjell-Inge Gustafsson <ical@kigkonsult.se>
@since 0.9.7 - 2006-11-20
@return string
creates formatted output for calendar component property summary