PHP code example of fabstract / validator

1. Go to this page and download the library: Download fabstract/validator library. Choose the download type require.

2. Extract the ZIP file and open the index.php.

3. Add this code to the index.php. 
    
        
<?php
require_once('vendor/autoload.php');

/* Start to develop here. Best regards https://php-download.com/ */

fabstract / validator example snippets


use Fabstract\Component\Validator\ValidatableInterface;
use Fabstract\Component\Validator\Validation\PatternValidation;
use Fabstract\Component\Validator\Validation\StringValidation;
use Fabstract\Component\Validator\ValidationMetadata;
use Fabstract\Component\Validator\Validator;

// Create class
class RegistrationPostData implements ValidatableInterface
{

    // Has to be 3-30 characters
    public $name = null;
    // Has to           ->addValidation('password', PatternValidation::create('/^(?=.*[A-Za-z])(?=.*\d)[A-Za-z\d]{8,32}$/'));
    }
}

// Create validator instance, one instance is enough
$validator = new Validator();

// Let's create instance of our RegistrationPostData and fill it with POST data
$post_data = new RegistrationPostData();
$post_data->name = $_POST['name'];
$post_data->password = $_POST['password'];

// Validate the data
$validation_error_list = $validator->validate($post_data);

// Here if validation error list is empty, it means all your post data is valid.
$is_post_data_valid = count($validation_error_list) === 0;
if (!$is_post_data_valid) {
    // If not empty, you can see meaningful validation messages like below
    foreach ($validation_error_list as $validation_error) {
        echo $validation_error;
        echo PHP_EOL;
    }
}