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rustlings-exercises-completed/move_semantics/move_semantics1.rs
Carol (Nichols || Goulding) c859550e6c Incorporate Move Semantics exercises from Felix's tutorial
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Connects to #6
2015-09-22 22:20:04 -04:00

43 lines
658 B
Rust

// Make me compile! Scroll down for hints :)
pub fn main() {
let vec0 = Vec::new();
let 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(vec: Vec<i32>) -> Vec<i32> {
let mut vec = vec;
vec.push(22);
vec.push(44);
vec.push(66);
vec
}
// So you've got the "cannot borrow immutable local variable `vec1` as mutable" error on line 8,
// right? The fix for this is going to be adding one keyword, and the addition is NOT on line 8
// where the error is.