<?php
$t = function(){
var_dump($this);
var_dump(get_class($this));
};
$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/lFli5:4
Stack trace:
#0 /in/lFli5(8): {closure}()
#1 {main}
thrown in /in/lFli5 on line 4
Process exited with code 255.
Notice: Undefined variable: this in /in/lFli5 on line 4
NULL
Notice: Undefined variable: this in /in/lFli5 on line 5
Warning: get_class() called without object from outside a class in /in/lFli5 on line 5
bool(false)