createdAt; } public function setCreatedAt(string $createdAt): void { $this->createdAt = $createdAt; } public function getUpdatedAt(): string { return $this->updatedAt; } public function setUpdatedAt(string $updatedAt): void { $this->updatedAt = $updatedAt; } public function isActive(): bool { return $this->status === 1; } public function toArray(): array { $data = parent::toArray(); unset($data['password']); // 不返回密码 return $data; } }