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See Release Notes

  • Bug fixes for general core bugs in 4.0.x will end 8 May 2023 (12 months).
  • Bug fixes for security issues in 4.0.x will end 13 November 2023 (18 months).
  • PHP version: minimum PHP 7.3.0 Note: the minimum PHP version has increased since Moodle 3.10. PHP 7.4.x is also supported.
<?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/>.

/**
 * Experimental pdo recordset
 *
 * @package    core_dml
 * @copyright  2008 Andrei Bautu
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

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

require_once(__DIR__.'/moodle_recordset.php');

/**
 * Experimental pdo recordset
 *
 * @package    core_dml
 * @copyright  2008 Andrei Bautu
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */
class pdo_moodle_recordset extends moodle_recordset {

    private $sth;
    protected $current;

    public function __construct($sth) {
        $this->sth = $sth;
        $this->sth->setFetchMode(PDO::FETCH_ASSOC);
        $this->current = $this->fetch_next();
    }

    public function __destruct() {
        $this->close();
    }

    private function fetch_next() {
        if ($row = $this->sth->fetch()) {
            $row = array_change_key_case($row, CASE_LOWER);
        }
        return $row;
    }

< public function current() {
> public function current(): stdClass {
return (object)$this->current; }
> #[\ReturnTypeWillChange]
public function key() { // return first column value as key if (!$this->current) { return false; } $key = reset($this->current); return $key; }
< public function next() {
> public function next(): void {
$this->current = $this->fetch_next(); }
< public function valid() {
> public function valid(): bool {
return !empty($this->current); } public function close() { if ($this->sth) { $this->sth->closeCursor(); $this->sth = null; } $this->current = null; } }