LIst all categories in wooCommerce

product_category_list.php

        <?php
        $args = array( 'taxonomy' => 'product_cat' );
        $terms = get_terms('product_cat', $args);

          $count = count($terms); $i=0;
          if ($count > 0) {
       
              foreach ($terms as $term) {
                  $i++;
                  $term_list .= '<li><a href="/categoria/' . $term->slug . '" title="' . sprintf(__('View all post filed under %s', 'my_localization_domain'), $term->name) . '">' . $term->name . '</a></li>';
               
              }
              echo $term_list;
          }

       ?>

sir where to paste this code