An easy class to create and validate captcha images
Create a new file which can be accessed through url and add these few lines
e.g. request_captcha.php => http://www.example.com/php_scripts/request_captcha.php
use Captcha\Captcha;
spl_autoload_register();
session_start();
Captcha::init('{path to any font you want on your server}');
$captcha = new Captcha(130, 60, 5);
$captcha->generateImage();
$captcha->saveSession();Now to generate image in the view
<img src="http://www.example.com/php_scripts/request_captcha.php" />Last step: validating user input with the last generated captcha
session_start();
if(Captcha::validate( $userInput ))
{
// User input validated successfully.
}
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