jarjar/rustlings
1
0
Fork 0
mirror of https://github.com/rust-lang/rustlings.git synced 2026-01-03 09:19:18 +00:00
Code Issues Packages Projects Releases Wiki Activity

Refactor fill_vec to take a mutable reference to vec

Browse Source
This commit is contained in:
Rock070 2023-12-17 15:53:22 +08:00
parent 51775de8dc
commit 4fd794e942
1 changed files with 4 additions and 8 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

12
exercises/06_move_semantics/move_semantics1.rs
View File

@ -3,21 +3,17 @@
// Execute `rustlings hint move_semantics1` or use the `hint` watch subcommand
// for a hint.
// I AM NOT DONE
#[test]
fn main() {
let vec0 = vec![22, 44, 66];
let mut vec0 = vec![22, 44, 66];
let vec1 = fill_vec(vec0);
let vec1 = fill_vec(&mut vec0);
assert_eq!(vec1, vec![22, 44, 66, 88]);
}
fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
let vec = vec;
fn fill_vec(vec: &mut Vec<i32>) -> Vec<i32> {
vec.push(88);
vec
vec.to_vec()
}