質問編集履歴
2
修正
test
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test
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@@ -36,7 +36,7 @@
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-
let id: String = (0..8).map(|_| *rng.choose(&
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+
let id: String = (0..8).map(|_| *rng.choose(&mut vec).unwrap()).collect();
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println!("{}", id)
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修正
test
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test
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@@ -19,6 +19,8 @@
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fn main(){
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let mut vec: Vec<char> = Vec::new();
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+
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+
// let mut vec: Vec<&[u8]> = Vec::new(); こちらの方が良いのでしょうか？
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