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我正在研究的代码customer-processing-order.php WooCommerce email Template.

仅当订单商品具有已定义的订购商品产品类别时，我才想显示下面的代码。

<p><?php _e( "Your order has been received and is now being processed. Your order details are shown below for your reference:", 'woocommerce' ); ?></p>

就像是：

if($categ="demo1"){
<p><?php _e( "Your order has been received and is now being processed. Some text here:", 'woocommerce' ); ?></p>
} 

以下是模板代码的摘录：

<?php
/**
 * Customer processing order email
 *
 * This template can be overridden by copying it to yourtheme/woocommerce/emails/customer-processing-order.php.
 *
 * HOWEVER, on occasion WooCommerce will need to …