<?php
class Singleton
{
private static $instance = null;
final private function __construct() {}
final private function __clone() {}
public static function getInstance()
{
if (!self::$instance) {
self::$instance = new self;
}
return self::$instance;
}
}
$oneInstance = Singleton::getInstance();
$creator = function () {
return new self();
};
$secondInstance = $creator->bindTo(null, 'Singleton')->__invoke();
var_dump($oneInstance, $secondInstance);
Warning: Private methods cannot be final as they are never overridden by other classes in /in/QoKp9 on line 8
object(Singleton)#1 (0) {
}
object(Singleton)#4 (0) {
}
Fatal error: Call to undefined method Closure::bindTo() in /in/QoKp9 on line 23
Process exited with code 255.
Output for 5.1.0 - 5.1.6, 5.2.0 - 5.2.17
Parse error: syntax error, unexpected T_FUNCTION in /in/QoKp9 on line 20
Process exited with code 255.
Output for 5.0.0 - 5.0.5
Parse error: parse error, unexpected T_FUNCTION in /in/QoKp9 on line 20
Process exited with code 255.
Output for 4.4.2 - 4.4.9
Parse error: syntax error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/QoKp9 on line 5
Process exited with code 255.
Parse error: parse error, unexpected T_STRING, expecting T_OLD_FUNCTION or T_FUNCTION or T_VAR or '}' in /in/QoKp9 on line 5
Process exited with code 255.
Output for 4.3.2 - 4.3.4
Parse error: parse error, expecting `T_OLD_FUNCTION' or `T_FUNCTION' or `T_VAR' or `'}'' in /in/QoKp9 on line 5
Process exited with code 255.