<?php
$filename = 'D:\Codes\Databases\Access\test.accdb';
$dbh = new PDO("odbc:driver={microsoft access driver (*.mdb, *.accdb)};dbq=$filename");
$sql = 'SELECT * FROM Items';
$stmt = $dbh->prepare($sql);
$stmt->execute();
foreach ($stmt as $row) {
    print_r($row);
    echo '<br>';
}

輸出：
Array ( [ItemID] => 1 [0] => 1 [ItemName] => Android [1] => Android [TimeCreated] => 2015-11-05 13:01:11 [2] => 2015-11-05 13:01:11 )
Array ( [ItemID] => 2 [0] => 2 [ItemName] => PHP [1] => PHP [TimeCreated] => 2015-11-05 13:01:16 [2] => 2015-11-05 13:01:16 )