<?php

use Zend\Captcha\Figlet;
use Zend\Debug\Debug;

$captcha = new Figlet(['wordLen' => 3]);

// generates captcha token and stores it in Session
$captcha->generate();
$captchaStr = $captcha->getFiglet()
    ->render($captcha->getWord());

echo '<pre>' . $captchaStr . '</pre>';

// two possible user inputs.
// id = generated session id
// input = user input
$wrongInput = [
    'id' => 1,
    'input' => 'asdf',
];
$rightInput = [
    'id' => $captcha->getId(),
    'input' => $captcha->getWord(),
];

// validate user input
Debug::dump($captcha->isValid($wrongInput));
Debug::dump($captcha->isValid($rightInput));

   _____    _____     _____   
  / ___//  |  ___||  /  ___|| 
  \___ \\  | ||__   | // __   
  /    //  | ||__   | \\_\ || 
 /____//   |_____||  \____//  
`-----`    `-----`    `---`   
                              

bool(false)

bool(true)

• Randomizing in ZF2
• Send requests with ZF2 client
• How to create annotations with ZF2 classes

PHP 7.4, Zend 3.0, Symfony 4.3, Laravel 5.8, PHPUnit 8.0, Doctrine 2.10