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https://github.com/KaiserY/trpl-zh-cn
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12 lines
144 B
Rust
12 lines
144 B
Rust
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// ANCHOR: here
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struct Cacher<T>
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where
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T: Fn(u32) -> u32,
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{
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calculation: T,
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value: Option<u32>,
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}
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// ANCHOR_END: here
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fn main() {}
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