Not a member of Pastebin yet?
Sign Up,
it unlocks many cool features!
- // move_semantics3.rs
- // Make me compile without adding new lines-- just changing existing lines!
- // (no lines with multiple semicolons necessary!)
- // Scroll down for hints :)
- pub fn main() {
- let vec0 = Vec::new();
- let mut vec1 = fill_vec(vec0);
- println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
- vec1.push(88);
- println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
- }
- fn fill_vec(mut vec: Vec<i32>) -> Vec<i32> {
- vec.push(22);
- vec.push(44);
- vec.push(66);
- vec
- }
- // The difference between this one and the previous ones is that the first line
- // of `fn fill_vec` that had `let mut vec = vec;` is no longer there. You can,
- // instead of adding that line back, add `mut` in one place that will change
- // an existing binding to be a mutable binding instead of an immutable one :)
Add Comment
Please, Sign In to add comment