woocommerce_add_to_cart_quantity │ filter-hook │ WC 10.9.0

Filters the change the quantity to add to cart.

Usage

add_filter( 'woocommerce_add_to_cart_quantity', 'wp_kama_woocommerce_add_to_cart_quantity_filter', 10, 2 );

/**
 * Function for `woocommerce_add_to_cart_quantity` filter-hook.
 * 
 * @param number $default_quantity The default quantity.
 * @param number $product_id       The product id.
 *
 * @return number
 */
function wp_kama_woocommerce_add_to_cart_quantity_filter( $default_quantity, $product_id ){

	// filter...
	return $default_quantity;
}

$default_quantity(number)

The default quantity.

$product_id(number)

The product id.

Changelog

Where the hook is called

$quantity_to_add = apply_filters( 'woocommerce_add_to_cart_quantity', $default_quantity, $product->get_id() );

$quantity     = apply_filters( 'woocommerce_add_to_cart_quantity', $quantity, $product_id );

Where the hook is used in WooCommerce