Trait arraymap::ArrayMap
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pub trait ArrayMap<X, Y, T> { fn map<F: Fn(&X) -> Y>(&self, f: F) -> T; }
map a function over an array
Examples:
use arraymap::ArrayMap; let x = [1, 2, 3]; assert_eq!([2, 3, 4], x.map(|v| v + 1));