<?php // Request HTTP Class require_once 'Http/Request.php'; require_once 'Http/Validator.php'; use Http\Request; use Http\Validator; $request = Request::getInstance(); $validator = new Validator($request); $rules = array('username' => 'required|min:4|max:8', 'email' => 'required|email'); $validator->validate($rules); ?> <!DOCTYPE html> <html lang="en"> <head> <meta charset="UTF-8"> <title>Example</title> <style> input[type="text"], textarea { display: block; } textarea, input { width: 50%; border-radius: 5px; font-size: 16px; margin: 3px 0;