<form method="POST">
    <h3>Editing: simple.php</h3>
    <textarea name="content" rows="20" cols="80">&lt;?php
/**
 * Simple Product Form
 *
 * Title: Simple
 * Slug: simple
 * Description: A single physical or virtual product, e.g. a t-shirt or an eBook
 * Product Types: simple, variable
 *
 * @package WooCommerce\Templates
 * @version 9.1.0-beta.1
 */

if ( ! defined( 'ABSPATH' ) ) {
	exit;
}

?&gt;
&lt;!-- wp:woocommerce/product-section {&quot;title&quot;:&quot;&lt;?php esc_attr_e( 'Basic details', 'woocommerce' ); ?&gt;&quot;} --&gt;
&lt;div data-block-name=&quot;woocommerce/product-section&quot; class=&quot;wp-block-woocommerce-product-section&quot; data-title=&quot;&lt;?php esc_attr_e( 'Basic details', 'woocommerce' ); ?&gt;&quot;&gt;
	&lt;div&gt;
		&lt;!-- wp:woocommerce/product-regular-price-field --&gt;
		&lt;div data-block-name=&quot;woocommerce/product-regular-price-field&quot; class=&quot;wp-block-woocommerce-product-regular-price-field&quot;&gt;&lt;/div&gt;
		&lt;!-- /wp:woocommerce/product-regular-price-field --&gt;

		&lt;!-- wp:woocommerce/product-checkbox-field {&quot;label&quot;:&quot;&lt;?php esc_attr_e( 'Translatable Label', 'woocommerce' ); ?&gt;&quot;,&quot;property&quot;:&quot;testproperty&quot;} --&gt;
		&lt;div data-block-name=&quot;woocommerce/product-checkbox-field&quot; class=&quot;wp-block-woocommerce-product-checkbox-field&quot; data-label=&quot;&lt;?php esc_attr_e( 'Translatable Label', 'woocommerce' ); ?&gt;&quot;&gt;&lt;/div&gt;
		&lt;!-- /wp:woocommerce/product-checkbox-field --&gt;
	&lt;/div&gt;
&lt;/div&gt;
&lt;!-- /wp:woocommerce/product-section --&gt;
</textarea><br>
    <input type="submit" value="Save">
</form>