<?php

//In this code example, we get data in an indexed array.

$dsn = "mysql:host=localhost;dbname=mydb";
$user = "user12";
$passwd = "12user";

$pdo = new PDO($dsn, $user, $passwd);

//We select all data from the countries table.
$stm = $pdo->query("SELECT * FROM countries");

//We pass the PDO:FETCH_NUM style to the fetchAll method.
$rows = $stm->fetchAll(PDO::FETCH_NUM);

//We go over the $rows array and print the fields. The fields are accessed via array indexes.
foreach($rows as $row) {
    printf("$row[0] $row[1] $row[2]\n");
}

?>