woocommerce_is_downloadable │ filter-hook │ WC 1.0

Checks if a product is downloadable.

Usage

add_filter( 'woocommerce_is_downloadable', 'wp_kama_woocommerce_is_downloadable_filter', 10, 2 );

/**
 * Function for `woocommerce_is_downloadable` filter-hook.
 * 
 * @param  $true === $this->get_downloadable 
 * @param  $that                             
 *
 * @return 
 */
function wp_kama_woocommerce_is_downloadable_filter( $true === $this->get_downloadable, $that ){

	// filter...
	return $true === $this->get_downloadable;
}

$true === $this->get_downloadable

-

$that

-

Where the hook is called

return apply_filters( 'woocommerce_is_downloadable', true === $this->get_downloadable(), $this );

Where the hook is used in WooCommerce