require_once 'vendor/autoload.php'; use AppCore\Validation\Validator; $validator = new Validator(); $validator->addRules([ 'username' => ['required', 'email'], 'password' => 'required', ]); $data = $_POST; if ($validator->validate($data)) { // success, continue with login process } else { $errors = $validator->getErrors(); // display form with errors }
require_once 'vendor/autoload.php'; use AppCore\Database\Connection; $host = 'localhost'; $user = 'root'; $password = ''; $database = 'my_app'; $connection = new Connection($host, $user, $password, $database); $query = 'SELECT * FROM users'; $users = $connection->query($query); foreach ($users as $user) { // do something with user data }In summary, PHP App core is a package library that provides essential functions and classes for building web applications using PHP. It includes a variety of features, such as input validation, database connectivity, session management, and more. The examples above demonstrate its functionality in validating user input and connecting to a MySQL database.