gistfile1.txt

<?php
error_reporting(E_ALL | E_STRICT);
class C
{
    public static $one = 1;
    public $two = 2;
    static function a() { echo "a\n"; }
    function b() { echo "b\n"; }
}

$c = new C;

$c->a();
$c->b();
C::a();
C::b();     // <-- PHP Strict standards:  Non-static method C::b() should not be called statically

echo $c->one, "\n";     // <-- PHP Strict standards:  Accessing static property C::$one as non static
echo $c->two, "\n";
echo C::$one, "\n";
echo C::$two, "\n";     // <-- PHP Fatal error:  Access to undeclared static property: C::$two