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:
provides a very promising long-term way to fund essential yet non-commercializable OSS.，这一点在同城约会中也有详细论述
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--gpu Run on Metal GPU，更多细节参见heLLoword翻译官方下载