woocommerce_get_transaction_url │ filter-hook │ WC 1.0

Usage

add_filter( 'woocommerce_get_transaction_url', 'wp_kama_woocommerce_get_transaction_url_filter', 10, 3 );

/**
 * Function for `woocommerce_get_transaction_url` filter-hook.
 * 
 * @param  $return_url 
 * @param  $order      
 * @param  $that       
 *
 * @return 
 */
function wp_kama_woocommerce_get_transaction_url_filter( $return_url, $order, $that ){

	// filter...
	return $return_url;
}

$return_url

-

$order

-

$that

-

Where the hook is called

return apply_filters( 'woocommerce_get_transaction_url', $return_url, $order, $this );

Where the hook is used in WooCommerce