function ref_other_class($t)
{
$obj = new TestClass();
$other = new OtherClass();
$obj->other = $other;
$obj->register_hook();
$obj->other->register_hook();
$r = $obj->run_hook(4);
$t->is($r, 22);
$obj->clear_hook();
$other->clear_hook();
}
public function sayHello(namespace\SomeOtherClass $class, $ref)
{
echo 'hello world';
$x = new OtherClass();
$y = $x;
$y->hello();
OtherClass::world();
$y::world();
}
<?php
#Example #3 Calling a parent's method
class MyClass
{
protected function myFunc()
{
echo "MyClass::myFunc() in parent \n";
}
protected function myFunc2()
{
echo "MyClass::myFunc2() in parent \n";
}
}
class OtherClass extends MyClass
{
// Override parent's definition
public function myFunc()
{
// But still call the parent function
parent::myFunc();
echo "OtherClass::myFunc()\n";
$this->myFunc2();
}
}
$class = new OtherClass();
$class->myFunc();
<?php
#Example #1 :: from outside the class definition
class MyClass
{
const CONST_VALUE = 'A constant value in parent ';
}
#Example #2 :: from inside the class definition
class OtherClass extends MyClass
{
public static $my_static = 'static var in child';
public static function doubleColon()
{
echo parent::CONST_VALUE . "\n";
echo self::$my_static . "\n";
}
}
$classname = 'OtherClass';
echo $classname::doubleColon();
// As of PHP 5.3.0
OtherClass::doubleColon();
function fow(OtherClass $otherClass)
{
$otherClass->world();
}
