Начало разработки обучения.

_incl_data/class/DarksLight2/Traits/Singleton.php

@@ -0,0 +1,17 @@
+<?php
+
+namespace DarksLight2\Traits;
+
+trait Singleton
+{
+    private static self $instance;
+
+    public static function getInstance(...$args): self
+    {
+        if(!isset(self::$instance)) {
+            self::$instance = new self(...$args);
+        }
+
+        return self::$instance;
+    }
+}