Merge pull request #35 from YangFong/updata-ch-07-04

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Aaran Xu 2022-01-12 02:00:45 +08:00 committed by GitHub
commit 23c67b8673
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@ -181,7 +181,7 @@ pub fn eat_at_restaurant() {
```toml
[dependencies]
rand = "0.5.5"
rand = "0.8.3"
```
*Cargo.toml* 中加入 `rand` 依赖告诉了 Cargo 要从 [crates.io](https://crates.io) 下载 `rand` 和其依赖,并使其可在项目代码中使用。
@ -192,7 +192,7 @@ rand = "0.5.5"
use rand::Rng;
fn main() {
let secret_number = rand::thread_rng().gen_range(1, 101);
let secret_number = rand::thread_rng().gen_range(1..101);
}
```