public function next()
    {
        parent::next();
        if ($this->_validValues) {
            $this->_values->next();
        }
        $this->_validValues = $this->_values->valid();
    }
public function next()
    {
        parent::next();
        if ($this->_validValues) {
            $this->_values->next();
        }
        $this->_validValues = $this->_values->valid();
    }
public function next ( ) { parent :: next ( ) ; if ( $ this -> _validValues ) { $ this -> _values -> next ( ) ; } $ this -> _validValues = $ this -> _values -> valid ( ) ; }
Advances the cursor to the next record

@return void
Advances the cursor to the next record