How to display weight in Product Page opencart

Kindly follow the following steps:

Check this code now:
 Go the following location in server or Cpanel

Language File Change

catalog/language/en-gb/product/product.php

Check this $_['text_year']                = 'year';.

Add the following lines to above lines

$_['text_weight']                = 'Weight';

In model Change :

Goto the catalog/model/catalog/product.php

Check the following lines in
public function getProducts($data = array())
Add the following lines above the lines:
public function getWeightClass($weight_class_id)
{
    $sql="SELECT *  FROM " . DB_PREFIX . "weight_class_description WHERE weight_class_id='".$weight_class_id."'";
    $query = $this->db->query($sql);
     if ($query->num_rows)
    {
        return $query->row['unit'];
     
    }
 
}

Goto the catalog/controller/product/product.php


Check the following lines in
$this->load->model('tool/image');
Add the following lines above the lines($this->load->model('tool/image');):
if ($product_info['weight']) {
$data['weight'] = $product_info['weight'];
}
if ($product_info['weight_class_id']) {
$data['weight_class'] = $this->model_catalog_product->getWeightClass($product_info['weight_class_id']);
}


Goto the catalog/view/theme/default/template/product/product.twig


Check the following lines in
<li>{{ text_stock }} {{ stock }}</li>
Add the following lines above the lines($this->load->model('tool/image');):

            <li>{{ text_weight }} {{ weight }} {{ weight_class }}</li>