--TEST--
Implementing abstracting methods and optional parameters
--FILE--
<?php

abstract class Base
{
    abstract function someMethod($param);
}

class Ext extends Base
{
    function someMethod($param = "default")
    {
        echo $param, "\n";
    }
}

$a = new Ext();
$a->someMethod("foo");
$a->someMethod();
?>
--EXPECT--
foo
default