What’s confusing is that you use the same syntax to create a Proc which can’t affect the control flow of the function that called it, and has the same limitations as other languages like Java. If you think about the implementation it makes sense, a yield cannot be stored and run later, outside of the execution of the method it is in, whereas a Proc can be stored as an instance variable and executed much later. Like, how would this work?
Виктория Кондратьева (Редактор отдела «Мир»)
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Runtime System: GC, primitives, entry point
Известный художник и автор скульптуры «Рука-стул» ушел из жизни02:45
，这一点在爱思助手下载最新版本中也有详细论述
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Unexpected errors should use ERROR or FATAL log messages because they indicate a real problem. At best, they indicate an incorrect assumption. At worst, there’s a serious bug somewhere.，推荐阅读一键获取谷歌浏览器下载获取更多信息