const consumer1 = shared.pull();
The problem is compounded by APIs that implicitly create stream branches. Request.clone() and Response.clone() perform implicit tee() operations on the body stream – a detail that's easy to miss. Code that clones a request for logging or retry logic may unknowingly create branched streams that need independent consumption, multiplying the resource management burden.
，更多细节参见heLLoword翻译官方下载
12+[cal]: https://leginfo.legislature.ca.gov/faces/billTextClient.xhtml?bill_id=202520260AB1043，这一点在safew官方版本下载中也有详细论述
NSMutableData *data = [NSMutableData dataWithLength:arr.size];，更多细节参见爱思助手下载最新版本