Change the display format of a price. This example will change the price format display to a French-Canadian format.

french-canadian-price-format.php

<?php
/**
 * Change the display format of a price for a specific currency.
 *
 * 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/
 */

function my_pmpro_french_canadian_price_format( $formatted, $price, $pmpro_currency, $pmpro_currency_symbol ) {

	// Let's only do this for our specific currency
	if ( 'CAD' === $pmpro_currency ) {

		// Let's customize the display of the price
		$new_price = number_format( $price, 0, null, ' ' );

		// Let's add the currency symbol as a postfix
		$formatted = $new_price . ' ' . $pmpro_currency_symbol;
	}

	return $formatted;
}
add_filter( 'pmpro_format_price', 'my_pmpro_french_canadian_price_format', 20, 4 );