prepare("INSERT INTO articles (title, content, category) VALUES (?, ?, ?)"); $stmt->execute([$title, $content, $category]); echo "Article added successfully!"; ?>
prepare("UPDATE articles SET title=?, content=?, category=? WHERE id=?"); $stmt->execute([$title, $content, $category, $id]); echo "Article updated successfully!"; ?>This example uses the PDO library to connect to a MySQL database and update an existing article in the "articles" table based on the ID. Package library used: PDO (PHP Data Objects) - a popular PHP extension for database connection and manipulation.