顺应“势”。场景内容重构，催生了“小正餐” “特色主食刚需” “一人食”的新红利。一人食将成为未来的主流，尤其是50元以下客单价品类，甚至正餐都会走向“1+1”模式，即各自点餐、合并买单。自选快餐、麻辣烫早已实现这一模式。香港港式茶餐厅的核心就是这种消费行为，只是因品类老化，未能适配大陆消费者需求。
16 self.strings_vec.push(str);，这一点在新收录的资料中也有详细论述
，更多细节参见新收录的资料
// cryptographically secure random number generator.。业内人士推荐新收录的资料作为进阶阅读
The design of Web streams predates async iteration in JavaScript. The for await...of syntax didn't land until ES2018, two years after the Streams Standard was initially finalized. This timing meant the API couldn't initially leverage what would eventually become the idiomatic way to consume asynchronous sequences in JavaScript. Instead, the spec introduced its own reader/writer acquisition model, and that decision rippled through every aspect of the API.
Takeaways and Lessons Learned