'required', 'category' => 'required|in:windows,macos,ios,android,linux,router', 'description' => 'required', 'icon' => 'required' ]; /** * Get the validation rules that apply to the request. * * @return array */ public function rules() { return self::RULES; } public function messages() { return [ 'title.required' => '标题不能为空', 'category.required' => '分类不能为空', 'category.in' => '分类格式不正确', 'description.required' => '描述不能为空', 'icon.required' => '图标不能为空' ]; } }