wc-product-meta-to-attributes-table.php

<?php

/**
 * Move the product meta to the attributes table on the single product page.
 */

// Remove the product meta box.
// This has to be placed inside the theme's functions.php file.
// Won't work if placed inside a plugin.
// remove_action('woocommerce_single_product_summary', 'woocommerce_template_single_meta', 40);

// Add the product meta to the attributes table.
// Besides the theme's functions.php file, this can also safely be placed inside a plugin.
add_filter(
    hook_name: 'woocommerce_display_product_attributes',
    accepted_args: 2,
    callback: function (array $product_attributes, object $product): array {

        $new_attributes = [];

        // SKU
        if (wc_product_sku_enabled() && ($product->get_sku() || $product->is_type('variable'))) {
            $new_attributes[] = [
                'label' => esc_html('SKU', 'woocommerce'),
                'value' => '<span class="sku_wrapper"><span class="sku">' . ($sku = $product->get_sku()) ? $sku : esc_html__('N/A', 'woocommerce') . '</span></span>',
            ];
        }

        // Categories
        $cats = wc_get_product_category_list($product->get_id());
        if (!empty($cats)) {
            $new_attributes[] = [
                'label' => esc_html('Categories', 'woocommerce'),
                'value' => $cats,
            ];
        }

        // Tags
        $tags = wc_get_product_tag_list($product->get_id());
        if (!empty($tags)) {
            $new_attributes[] = [
                'label' => esc_html('Tags', 'woocommerce'),
                'value' => $tags,
            ];
        }

        return array_merge($new_attributes, $product_attributes);
    },
);