41 lines
678 B
PHP
41 lines
678 B
PHP
<?php
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namespace Util;
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/**
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* @since 2.3
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*/
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abstract class Singleton
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{
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/** @var \Util\Singleton Oggetti istanziati */
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protected static $instance = [];
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protected function __construct()
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{
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}
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/**
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* Restituisce l'istanza della classe in oggetto.
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*
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* @return Singleton
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*/
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public static function getInstance()
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{
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$class = get_called_class(); // late-static-bound class name
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if (!isset(self::$instance[$class])) {
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self::$instance[$class] = new static();
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}
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return self::$instance[$class];
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}
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private function __clone()
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{
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}
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private function __wakeup()
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{
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}
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}
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