<?php
class FooBar {
public function __construct($a, $b) {
parent::__construct($a, $b);
}
}
class BarFoo {
public function __construct($a, $b) {
parent::__construct($a, 'XML', $b);
}
}
class Foo {
public function export($a, $b = null) {
return parent::export($a, $b);
}
}
class Bar {
public function export($a, $b = null) {
return parent::export($a);
}
}