<?php
    class Article {
            public function fetch_all() {
                global $pdo;

                $query = $pdo->prepare("SELECT * FROM articles");
                $query->execute();

                return $query->fetchAll();

            }

            public function fetch_data($article_id) {

            global $pdo;

            /*$query = $pdo->prepare("SELECT * FROM article WHERE article_id = ? ORDER BY id ASC");
            $query->bindValue(1, $article_id);
            $query->execute();

            return $query->fetch();*/

            $stmt = $pdo->prepare("SELECT * FROM article WHERE article_id = ?");
            if($stmt->execute(array($article_id))) return $stmt->fetch();
        }
    }
?>