That return statement will stop the execution of each and return from find_mod_2. If this was another language, or if each was implemented with a Proc rather than a yield, you would have to return a special value to indicate you wanted to stop, or raise an exception. This is how Crystal gets away with having no for loop in the language.4 Otherwise the block would simply cede control to the method that called it.
Что думаешь? Оцени!
，这一点在wps下载中也有详细论述
工程机械常年在高温、高压、重载的恶劣工况下作业，对润滑油的极压抗磨性能、抗氧化性能提出了严苛要求。，更多细节参见雷速体育
Захарова поинтересовалась возможностью посмотреть «Терминатора» в Молдавии14:59。谷歌浏览器下载是该领域的重要参考
再比如，国内千寻智能的"小墨"机器人重复着枯燥却关键的工作——在宁德时代的生产车间里自主检测线束连接状态，动态调节插拔力度，其单日工作量较人工提升3倍，插接成功率稳定在99%以上，显著降低了人工成本与生产损耗。