Eventually the type system will need to figure out types for these parameters – but this is a bit at odds with how inference works in generic functions because the two "pull" on types in different directions.
即使在春节期间最为活跃的广大下沉市场，手机也不好卖了。湖南某个县城手机专卖店，一位年轻人盯着新款机型的标价皱起眉头：“去年看的时候还是1999起，现在怎么2199了？”今年春节档发布的多款中端机型，起售价普遍上调了200到400元，削弱了消费者的购机欲望，他们甚至宁愿用同样的钱去选购一款两年前发布的老款旗舰机，也不买新款。，详情可参考wps
Что думаешь? Оцени!。谷歌对此有专业解读
The immediate benefit is obvious — no more plaintext secrets on disk. But there are a few less obvious wins.