- var_dump: documentation ( source)
<?php
$pdo = new PDO('sqlite::memory:');
$pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
$pdo->exec("CREATE TABLE foo(
field1 INT,
field2 INT
)");
$pdo->exec("INSERT INTO foo VALUE ('row1field1', 'row2field2'), ('row2field1', 'row2field2')");
$results = $pdo->query("SELECT * FROM foo");
var_dump($results->fetchAll());