function main()
{
$k = new Foo("something");
echo $k->getX();
echo "\n";
$k->setX("foo");
echo $k->getX();
echo "\n";
$k->setXVerified("string");
echo $k->getX();
echo "\n";
$k->setY(new Bar());
}
public function subGetX()
{
//return $this->x;
return Foo::getX();
}
<?php
function &simple_ref()
{
static $ref = "stat";
return $ref;
}
echo simple_ref() . "\n";
$adverb =& simple_ref();
$adverb = "now";
echo simple_ref() . "\n";
class Foo
{
public $x = "stat";
public function &getX()
{
return $this->x;
}
}
$foo = new Foo();
echo $foo->x . "\n";
$foo_adverb =& $foo->getX();
$foo_adverb = "now";
echo $foo->x . "\n";
