try{ $conn = new PDO("mysql: host = localhost; dbname = php_crud", 'root', ''); $pdo = $conn->query("SELECT * FROM data"); $pdo->setFetchMode(PDO:: FETCH_ASSOC); while($row = $pdo->fetch()) { echo $row['email'] . "<br>"; } } catch(PDOException $e) { echo "Error: " . $e->getMessage(); }