Override Module Prestashop Guide

/** * Override an existing method */ public function hookDisplayHeader($params)

return 'Custom functionality added via override'; override module prestashop

<?php // override/modules/mymodule/controllers/front/DefaultController.php class MyModuleDefaultControllerOverride extends MyModuleDefaultControllerModuleFrontController /** * Override an existing method */ public

/** * Add a completely new method (available to the module) */ public function myCustomMethod() override module prestashop

define('PS_DISABLE_OVERRIDES', false); Goal: Override blockcart module to add a discount message in cart summary.