Help Needed: How to Handle Lifetime Errors in Closures

fn main() { let expensive_closure = |x| { x }; println!("{}", *expensive_closure(&1)); let expensive_closure2 = |x: i32| { x }; println!("{}", expensive_closure2(1)); //...

这篇文章讨论了Rust中闭包的生命周期问题。作者展示了三个闭包的例子，并解释了每个闭包中出现的生命周期错误。

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