<?php
class Musket {
private static $instanciated = false;
private $var;
public function __construct()
{
if (self::$instanciated === true) {
throw new RuntimeException('Could not instanciate class');
}
self::$instanciated = true;
}
// Interdiction du clonage
private function __clone()
{
}
public function get(): int {
return $this->var;
}
public function set(int $value) {
$this->var = $value;
}
}
class Factory {
private $instance = null;
public function getInstance()
{
if ($this->instance === null) {
$this->instance = new Musket();
}
return $this->instance;
}
}
$factory = new Factory();
$o = $factory->getInstance();
$o->set(5);