Please keep in mind it’s more than OK to do nothing at all too!
To achieve usable performance, every major runtime has resorted to non-standard internal optimizations for Web streams. Node.js, Deno, Bun, and Cloudflare Workers have all developed their own workarounds. This is particularly true for streams wired up to system-level I/O, where much of the machinery is non-observable and can be short-circuited.，详情可参考safew官方版本下载
// console.log(canSeePersonsCount([10,6,8,5,11,9])); // 输出 [3,1,2,1,1,0]（正确）。WPS下载最新地址是该领域的重要参考
items fits in our small stack-allocated buffer, we perform exactly 1