Fix: express checkout displays wrong amount for JPY (#4395)

* add missing currency_decimals data
* add changelog

Author: Mayisha

changelog.txt

@@ -5,6 +5,7 @@
 * Fix - Adds an exception to be thrown when the order item quantity is zero, during the retrieval of level 3 data from an order.
 * Tweak - Track charge completed via webhooks in order notes
 * Fix - Ensure that we migrate payment_request_button_size=medium on upgrade
+* Fix - Show correct price in express checkout for zero decimal currencies
 
 = 9.5.2 - 2025-05-22 =
 * Add - Implement custom database cache for persistent caching with in-memory optimization.

includes/payment-methods/class-wc-stripe-express-checkout-helper.php

@@ -307,6 +307,7 @@ public function get_checkout_data() {
 		$data = [
 			'url'                     => wc_get_checkout_url(),
 			'currency_code'           => strtolower( get_woocommerce_currency() ),
+			'currency_decimals'       => wc_get_price_decimals(),
 			'country_code'            => substr( get_option( 'woocommerce_default_country' ), 0, 2 ),
 			'needs_shipping'          => 'no',
 			'needs_payer_phone'       => 'required' === get_option( 'woocommerce_checkout_phone_field', 'required' ),

readme.txt

@@ -116,5 +116,6 @@ If you get stuck, you can ask for help in the [Plugin Forum](https://wordpress.o
 * Fix - Adds an exception to be thrown when the order item quantity is zero, during the retrieval of level 3 data from an order.
 * Tweak - Track charge completed via webhooks in order notes
 * Fix - Ensure that we migrate payment_request_button_size=medium on upgrade
+* Fix - Show correct price in express checkout for zero decimal currencies
 
 [See changelog for full details across versions](https://raw.githubusercontent.com/woocommerce/woocommerce-gateway-stripe/trunk/changelog.txt).