错误：我正在尝试在产品页面下拉列表中显示类别表中的类别名称，但显示未定义的变量，请帮帮我

Question

model
here is the model where I'm selecting category name from the category table

public function getcategorylist()
    {
        $query = $this->db->query('SELECT category_name FROM category');
        return $this->db->query($query)->result();
    }

controller

public function getcategorylists()
{
    $this->load->model('delivery_model');
    $data['displatcat'] = $this->Category_model->getcategorylist();
    $this->load->view('addevent', $data);
}

view

<select class="form-control">
 <?php foreach($displatcat as $categories){ ?>
    <option value="<?php echo $categories->category_name; ?>"><?php echo $categories->category_name; ?></option>';
<?php } ?>

Answer 1

The controller one. Just return it like this:

return $query->result();