compiler/pitfalls/use-vec-in-for #783
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这个与for还是while 无关,主要是 in 0..v.len() 生成一个slice只会执行一次 |
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go 和 python会禁止这么做, 循环是不能改变元素个数 |
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假如每迭代一次就sleep一秒,要多久能炸翻console? |
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没事的,价格延迟就不会炸控制台了~ |
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compiler/pitfalls/use-vec-in-for
https://course.rs/compiler/pitfalls/use-vec-in-for.html
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