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6.2.1 闭包的基本用法 相同写法的空闭包可以放在vec中 #326

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@kingeasternsun

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  • 微信读书第580页 代码清单6-23

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代码清单6-23

fn main() {
    let c1 = ||{};
    let c2 = ||{};
    let v = [c1,c2];
    for f in v{
        f();
    }
}

这里不会报错,对应playground https://play.rust-lang.org/?version=stable&mode=debug&edition=2018&gist=a8c70304c489386598b33b017cbc4913

image

Rust版本

$ rustc -V
rustc 1.57.0-nightly (8f8092cc3 2021-09-28)

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