<?php
class T {
private $attr = [1,2,3];
}
$t = function(){
var_dump($this->attr);
return $this;
};
$t->bindTo(new T(), 'T');
//$c1 = Closure::bind($t, new T(), 'T');
$t();
var_dump($t());
die;
abstract class T
{
static public $instanses;
final private function __construct(){
}
public static function getInstance()
{
var_dump(static::$instanses);
if (!(static::$instanses instanceof static)) {
static::$instanses = new static;
}
var_dump(static::$instanses);
return static::$instanses;
}
}
class A extends T
{
static public $instanses;
}
class B extends A
{
static public $instanses;
}
$t = A::getInstance();
var_dump($t);
$t1 = B::getInstance();
var_dump($t1);
new B();
?>
Fatal error: Uncaught Error: Using $this when not in object context in /in/eKi9U:7
Stack trace:
#0 /in/eKi9U(13): {closure}()
#1 {main}
thrown in /in/eKi9U on line 7
Process exited with code 255.