Most userland implementations of custom ReadableStream instances do not typically bother with all the ceremony required to correctly implement both default and BYOB read support in a single stream – and for good reason. It's difficult to get right and most of the time consuming code is typically going to fallback on the default read path. The example below shows what a "correct" implementation would need to do. It's big, complex, and error prone, and not a level of complexity that the typical developer really wants to have to deal with:
Richard MorrisTechnology reporter
。下载安装 谷歌浏览器 开启极速安全的 上网之旅。对此有专业解读
5.4 FRP 服务器端配置（远程中转服务器）
// 易错点3：忘记stack.length判断 → 访问stack[-1]会报错
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