Learn ZEND-FRAMEWORK with Real Code Examples

<?php

// module/Application/config/module.config.php
return [
    'router' => [
        'routes' => [
        'counter' => [
        'type' => 'Literal',
        'options' => [
        'route' => '/counter',
        'defaults' => [
        'controller' => Application\Controller\CounterController::class,
        'action' => 'index',
        ],
        ],
        ],
        ],
    ],
];

// module/Application/src/Controller/CounterController.php
namespace Application\Controller;

use Laminas\Mvc\Controller\AbstractActionController;
use Laminas\View\Model\ViewModel;

class CounterController extends AbstractActionController {
    public function indexAction() {
        $session = new \Laminas\Session\Container('counter');
        if (!isset($session->count)) { $session->count = 0; }
        return new ViewModel(['count' => $session->count]);
    }

    public function incrementAction() {
        $session = new \Laminas\Session\Container('counter');
        $session->count = ($session->count ?? 0) + 1;
        return $this->redirect()->toRoute('counter');
    }

    public function decrementAction() {
        $session = new \Laminas\Session\Container('counter');
        $session->count = ($session->count ?? 0) - 1;
        return $this->redirect()->toRoute('counter');
    }

    public function resetAction() {
        $session = new \Laminas\Session\Container('counter');
        $session->count = 0;
        return $this->redirect()->toRoute('counter');
    }
}

// module/Application/view/application/counter/index.phtml
<h2>Counter: <?= $this->count ?></h2>
<form action='/counter/increment' method='post'><button type='submit'>+</button></form>
<form action='/counter/decrement' method='post'><button type='submit'>-</button></form>
<form action='/counter/reset' method='post'><button type='submit'>Reset</button></form>

Demonstrates a simple Zend Framework controller and routes for a counter using session for state persistence.