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Function non_std::join

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pub fn join<I>(iterable: I, sep: &str) -> String where
    I: IntoIterator,
    <I as IntoIterator>::Item: Display
Expand description

Combine all iterator elements into one String, seperated by sep.

IntoIterator enabled version of Itertools::join.

use itertools::join;

assert_eq!(join(&[1, 2, 3], ", "), "1, 2, 3");