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https://github.com/KaiserY/trpl-zh-cn
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18 lines
638 B
Plaintext
18 lines
638 B
Plaintext
$ cargo build
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Compiling guessing_game v0.1.0 (file:///projects/guessing_game)
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warning: unused `Result` that must be used
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--> src/main.rs:10:5
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10 | io::stdin().read_line(&mut guess);
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| ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
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= note: this `Result` may be an `Err` variant, which should be handled
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= note: `#[warn(unused_must_use)]` on by default
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help: use `let _ = ...` to ignore the resulting value
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10 | let _ = io::stdin().read_line(&mut guess);
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| +++++++
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warning: `guessing_game` (bin "guessing_game") generated 1 warning
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Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.59s
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