In PHP, how do I cache objects with PHP 8+ features?

Caching objects in PHP can significantly improve performance by reducing the need to repeatedly fetch or compute data. With PHP 8+, you can leverage features like attributes and union types to create a robust caching mechanism for your objects.

caching, PHP 8, performance improvement, object caching, PHP features


        <?php
        class Cache {
            private array $cache = [];

            public function set(string $key, $value): void {
                $this->cache[$key] = $value;
            }

            public function get(string $key) {
                return $this->cache[$key] ?? null;
            }

            public function has(string $key): bool {
                return isset($this->cache[$key]);
            }

            public function clear(): void {
                $this->cache = [];
            }
        }

        // Using the Cache class
        $cache = new Cache();
        $cache->set('user_1', ['name' => 'John Doe', 'email' => 'john@example.com']);

        if ($cache->has('user_1')) {
            $user = $cache->get('user_1');
            echo "User found: " . $user['name'];
        } else {
            echo "User not found.";
        }
        ?>

In PHP, how do I cache objects with PHP 8+ features?

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In PHP, how do I cache objects with PHP 8+ features?

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