<?php
class Factory {
private $instance = null;
public function getInstance()
{
if ($this->instance === null) {
$this->instance = new class() {
private static $instanciated = false;
public function __construct()
{
if (self::$instanciated) {
throw new RuntimeException('Could not instanciate class');
}
self::$instanciated = true;
}
private $var;
public function get(): int {
return $this->var;
}
public function set(int $value) {
$this->var = $value;
}
};
}
return $this->instance;
}
}
$factory = new Factory();
$o = $factory->getInstance();
$o->set(5);
$factory2 = new Factory();
// On s'attendrait à avoir une exception ici ... mais non
$o2 = $factory->getInstance();
var_dump($o2->get());
Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
int(5)
Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28
Parse error: syntax error, unexpected 'class' (T_CLASS) in /in/v9Y4G on line 9
Process exited with code 255.