How to concatenate two vectors in Rust?

In Rust, the structure std::vec::Vec has method append():

fn append(&mut self, other: &mut Vec<T>)

Example of vectors concatenation in Rust

fn main() {
    let mut a = vec![1, 2, 3];
    let mut b = vec![4, 5, 6];
    a.append(&mut b);
    println!("concatenated vector {:?}", a);
}

Output

concatenated vector [1, 2, 3, 4, 5, 6]

Conclusion

In this page (written and validated by A. Gawali) you learned about How to concatenate two vectors in Rust? . What's Next? If you are interested in completing Rust tutorial, we encourage you simply to start here: Rust Tutorial.

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