protected function updateSecSers()
{
SecSer::deleteAll(['ser' => $this->id]);
if (is_array($this->sectionsId)) {
foreach ($this->sectionsId as $id) {
$secSer = new SecSer();
$secSer->ser = $this->id;
$secSer->sec = $id;
$secSer->save();
}
}
}
/**
* @return \yii\db\ActiveQuery
*/
public function getSecSers()
{
return $this->hasMany(SecSer::className(), ['sec' => 'id']);
}