Model Rules

public function rules()
    {
        // NOTE: you should only define rules for those attributes that
        // will receive user inputs.
        return array(
            array('slide_name, create_by, create_date, slide_image', 'required'),
            array('create_by, update_by', 'numerical', 'integerOnly' => true),
            array('slide_name', 'length', 'max' => 30),
            array('slide_link, update_date', 'safe'),
            array('slide_image', 'file', 'types'=>'jpg, png','maxSize'=>1024*1024*5,'tooLarge'=>'The file was larger than 5MB. Please upload a smaller file.'),
            // The following rule is used by search().
            // @todo Please remove those attributes that should not be searched.
            array('id, slide_name, slide_image, slide_link, create_by, create_date, update_by, update_date', 'safe', 'on' => 'search'),
        );
    }


slide_image   <<   ini nama field buat upload image