C:/xampp/htdocs/moodle/lib/dml/moodle_recordset.php

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<?php

// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.


defined('MOODLE_INTERNAL') || die();

abstract class moodle_recordset implements Iterator {

    //public abstract function current();

    //public abstract function key();

    //public abstract function next();

    public function rewind() {
        // no seeking, sorry - let's ignore it ;-)
        return;
    }

    //public abstract function valid();

    public abstract function close();
}