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rochacbruno/magic_collect.rs

Last active June 28, 2020 16:36
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magic_collect.rs
fn main() {
let vec_opt = [Some(1), Some(2), Some(3)].iter().copied().collect::<Vec<Option<i32>>>();
let opt_vec = [Some(1), Some(2), Some(3)].iter().copied().collect::<Option<Vec<i32>>>();
println!("{:?}", vec_opt);
println!("{:?}", opt_vec);
}
@daidai21
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Is Python language?

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