I have problem in update so please help me someone
while updating data If I add 1 more subject it overwrites previous subject & displays only 2 subject. 3 subject cant added
here is my code
public function actionUpdate($id)
{
$model=$this->loadModel($id);
$Studmarks = StudMarks::model()->findAllByAttributes(array("sid" => $id));
// Uncomment the following line if AJAX validation is needed
// $this->performAjaxValidation($model);
if(isset($_POST['Student']))
{
$model->attributes=$_POST['Student'];
//$Studmarks->attributes=$_POST['StudMarks'];
if($model->save(false))
{
$arr_len = count($_POST['StudMarks']['Subject']);
// echo"".$arr_len; exit;
for ($i = 0; $i < $arr_len; $i++)
{
if(!empty($_POST['StudMarks']['Mid'][$i]))
// echo $_POST['StudMarks']['Mid'][$i];exit;
$Studmarks = StudMarks::model()->findByAttributes(array("Mid"=>$_POST['StudMarks']['Mid'][$i]));
//$Studmarks->save(false);
if(!empty($Studmarks))
{
$Studmarks->attributes = array("Subject" => $_POST['StudMarks']['Subject'][$i], "Marks" => $_POST['StudMarks']['Marks'][$i]);
$Studmarks->save(false);
}
else
{
$Studmarks = new StudMarks;
$Studmarks->attributes = array("id" => $model->id, "Subject" => $_POST['StudMarks']['Subject'][$i], "Marks" => $_POST['StudMarks']['Marks'][$i]);
$Studmarks->save(false);
}
}
}
$this->redirect(array('view','id'=>$model->sid));
}
$this->render('update',array(
'model'=>$model,'Studmarks'=>$Studmarks
));
}