<?php
class MyDateTime extends DateTime
{
public function __construct()
{
}
}
class MyDateTimeZone extends DateTimeZone
{
public function __construct()
{
}
}
$o = new MyDateTime();
var_dump($o->format("d"));
$x = clone $o;
var_dump($x->format("d"));
clone $o;
var_dump(timezone_location_get(clone new MyDateTimezone()));
