Code-Snippets-Functions/Execute a function on a child site/WooCommerce/hide-short-description-when-stock-is-zero.txt

add_action( 'woocommerce_before_single_product', 'woocommerce_before_single_product_action' );
function woocommerce_before_single_product_action() {
    global $product;

    if ( $product ) {
        $quantity = $product->get_stock_quantity();

        if ( $quantity !== null && $quantity === 0 ) {
            remove_action( 'woocommerce_single_product_summary', 'woocommerce_template_single_excerpt', 20 );
        }
    }
}