JFIFxxC      C  " }!1AQa"q2#BR$3br %&'()*456789:CDEFGHIJSTUVWXYZcdefghijstuvwxyz w!1AQaq"2B #3Rbr true) */ protected bool|null $value = null; protected int|null $ttl = 0; public function __construct($key, $value = null, $ttl = null) { $this->key = $key; if (!is_null($value)) { $this->value = $value; } $this->ttl = $ttl; } public function getKey(): string { return $this->key; } public function get(): string|bool { return $this->value; } public function set($value): void { $this->value = $value; } public function getTtl(): int|null { return $this->ttl; } }