DigitalPrintPrint + Digital
// 易错点6：返回整个数组（如this.res）→ 不符合题目要求，题目要求返回单个数值，更多细节参见同城约会
For implementers, there's no Transformer protocol with start(), transform(), flush() methods and controller coordination passed into a TransformStream class that has its own hidden state machine and buffering mechanisms. Transforms are just functions or simple objects: far simpler to implement and test.，推荐阅读51吃瓜获取更多信息
Netflix on its plans for WB’s theatrical slate:
第一节 扰乱公共秩序的行为和处罚