while ($session = $result->fetch(PDO::FETCH_ASSOC)) {
$SESSIONS[$session['id']] = array("id" => $session['id'], "timestr" => date("d.m.Y H:i", $session['id']),
"workdone" => $db->query("SELECT COUNT(*) FROM workdone WHERE session=" . $session['id'])->fetch(PDO::FETCH_NUM)[0],
while ($session = $result->fetch(PDO::FETCH_ASSOC)) {
$SESSIONS[$session['id']] = array("id" => $session['id'], "timestr" => date("d.m.Y H:i", $session['id']),
"workdone" => $db->query("SELECT COUNT(*) FROM workdone WHERE session=" . $session['id'])->fetch(PDO::FETCH_NUM)[0],