Shawnfee

接口- (BOOL)saveItemWithKey:(NSString *)key value:(NSData *)value filename:(nullable NSString *)filename extendedData:(nullable NSData *)extendedData; 的注释里提到 If the `type` is YYKVStorageTypeSQLite, then the `filename` will be ignored. 但是 filename并没有被无视，而是依然使用filename写到文件中了。