gistfile1.aw

$test = array();
$test["foo"] = "bar";

$tests = array();
$tests[] = $test;


echo "<pre>";
var_dump($test === $tests[0]); //true
var_dump($tests);
echo "</pre>";


------


$test = array();

$tests = array();
$tests[] = $test;

$test["foo"] = "bar";

echo "<pre>";
var_dump($test === $tests[0]); //false
var_dump($tests);
echo "</pre>";