basic-types/char-bool-unit #182
Replies: 71 comments 23 replies
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不知道第五行是否少了一个分号,我猜想这应该不是您想考察的地方 fn main() {
let _v: () = ();
let v = (2, 3);
assert_eq!(v, implicitly_ret_unit())
println!("Success!")
} |
5 replies
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完成 6/6 |
1 reply
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完成!第五题的I will returen...是不是手抖拼错了return😳 |
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checked! |
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请问单元类型不占用内存,那么他存放在哪里呢? |
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小白问一下,第一题size_of_val的结果为啥是4,'a'一个字符不是只有一个字节吗 |
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我需要戴眼镜了🧐,第二题我看半天,还以为char有特殊的输出方式,结果。。。 |
3 replies
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done! |
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想问下第一题的地方,是不是这个size_of_val() |
2 replies
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我的理解是汉字是两个byte,一个byte是4bit,两个汉字共16bit
…---Original---
From: ***@***.***>
Date: Wed, Jul 6, 2022 00:08 AM
To: ***@***.***>;
Cc: ***@***.******@***.***>;
Subject: Re: [sunface/rust-by-practice] basic-types/char-bool-unit (Discussion#182)
想问下第一题的地方,是不是这个size_of_val()
是因为传入的是一个指针然后这个指针的大小是4B,所以说返回了这个结果?
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1 reply
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额,我应该搞错了,rust字符保存的是unicode,一个汉字是2个unicode共8字节
,2个汉字共16字节。我也不是很确定
…---Original---
From: ***@***.***>
Date: Wed, Jul 6, 2022 00:11 AM
To: ***@***.***>;
Cc: ***@***.******@***.***>;
Subject: Re: [sunface/rust-by-practice] basic-types/char-bool-unit (Discussion #182)
我是傻逼
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lm |
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第5题 implicitly_ret_unit() 返回空元祖吗? () |
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done |
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Rust 的字符只能用 '' 来表示, "" 是留给字符串的。 |
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Done! |
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DONE! |
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done |
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DONE! |
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println!("Done"); |
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day1 |
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Done! |
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done |
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I'm done |
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✅ |
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Success(6/6) |
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标记完成 |
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done |
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done |
0 replies
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basic-types/char-bool-unit
Learning Rust By Practice, narrowing the gap between beginner and skilled-dev with challenging examples, exercises and projects.
https://zh.practice.rs/basic-types/char-bool-unit.html
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