<?php trait Singleton { private static ?object $instance = null; public static function GetInstance(): object { // Reflection better here for Dependency Injection into the instance return self::$instance ?? (self::$instance = new self()); } public function __set(string $property, string $value) { $this->{$property} = $value; } public function __get(string $property): mixed { return $this->{$property} ?? null; } protected function __construct() {} private function __clone() {} } class User { use Singleton; protected function __construct() { // Change this to the select inner join query foreach(['id' => 1, 'column' => 'test', 'points' => 3] as $column => $value) $this->$column = $value; } public function save(): mixed { // Change this to an update query return get_object_vars($this); } } User::getInstance()->points = 5; // Dynamically change values var_dump(User::getInstance()->save()); // Then update
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