Create a custom confirmation with a custom message

my-pmpro-confirmation-message.php

<?php

/**
 * This recipe changes the default confirmation message when a user checks out.
 *
 *
 * You can add this recipe to your site by creating a custom plugin
 * or using the Code Snippets plugin available for free in the WordPress repository.
 * Read this companion article for step-by-step directions on either method.
 * https://www.paidmembershipspro.com/create-a-plugin-for-pmpro-customizations/
 */

remove_filter( 'pmpro_confirmation_message', 'pmpro_pmpro_confirmation_message' );

// add new confirmation text
function my_pmpro_confirmation_message( $message ) {

	global $current_user;

	$message = '';

	// Set default
	$message .= '<p>Thank you for choosing the <strong>' . pmpro_getMembershipLevelForUser( $current_user->ID )->name . '</strong> membership.</p>';	

	return $message;
}
add_filter( 'pmpro_confirmation_message', 'my_pmpro_confirmation_message', 20, 1 );