rustlings/exercises/move_semantics/move_semantics2.rs
2020-07-26 16:26:30 +01:00

34 lines
947 B
Rust

// move_semantics2.rs
// Make me compile without changing line 13!
// Execute `rustlings hint move_semantics2` for hints :)
fn main() {
// let vec0 = Vec::new();
// let mut vec1 = fill_vec(vec0.clone());
// let vec0 = Vec::new();
let mut vec0 = Vec::new();
vec0.push(99);
//let mut vec1 = fill_vec( vec0.clone() );
// let mut vec1 = fill_vec(&vec0);
let mut vec1 = fill_vec(&mut vec0);
// Do not change the following line!
println!("{} has length {} content `{:?}`", "vec0", vec0.len(), vec0);
vec0.push(88);
println!("{} has length {} content `{:?}`", "vec0", vec0.len(), vec0);
// println!("{} has length {} content `{:?}`", "vec1", vec1.len(), vec1);
}
//fn fill_vec(vec: Vec<i32>) -> Vec<i32> {
// let mut vec = vec;
// fn fill_vec(vec: &Vec<i32>) -> Vec<i32> {
// let mut vec = vec.to_vec();
fn fill_vec(vec: &mut Vec<i32>) {
vec.push(22);
vec.push(44);
vec.push(66);
}