function who()
{
global $a, $b;
$this->me();
$a->me();
$b->me();
$b = new second();
$this->me();
$a->me();
$b->me();
}
<?php
class first
{
private static function show()
{
echo "Call show()\n";
}
public static function do_show()
{
first::show();
}
}
first::do_show();
class second extends first
{
}
second::do_show();
class third extends second
{
}
third::do_show();
class fail extends third
{
static function show()
{
// cannot be redeclared
echo "Call show()\n";
}
}
echo "Done\n";
<?php
class first
{
function show()
{
echo "Call to function first::show()\n";
}
}
$t = new first();
$t->show();
class second extends first
{
final function show()
{
echo "Call to function second::show()\n";
}
}
$t2 = new second();
$t2->show();
echo "Done\n";