Display the new message and clear the previous messages on every page using Message Manager.
Create the event.xml in your module and add the below code
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<?xml version="1.0"?> <config xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:noNamespaceSchemaLocation="urn:magento:framework:Event/etc/events.xsd"> <event name="layout_render_before"> <observer name="success_message" instance="Vendor\Module\Observer\MessageObserver" shared="false" /> </event> </config> |
Create the MessageObserver.php file in the Observer directory
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<?php namespace Vendor\Module\Observer; use Magento\Framework\Event\ObserverInterface; use Magento\Framework\Event\Observer; class MessageObserver implements ObserverInterface { public function __construct( \Magento\Framework\Message\ManagerInterface $messageManager, ) { $this->messageManager = $messageManager; } public function execute(Observer $observer) { $this->messageManager->getMessages(true); //this will clear your messageManager container $this->messageManager->addSuccess(__('Add Custom message here')); return $this; } } |