rustlings/exercises/06_move_semantics/move_semantics5.rs
2024-07-10 13:47:33 +02:00

25 lines
485 B
Rust

#![allow(clippy::ptr_arg)]
// TODO: Fix the compiler errors without changing anything except adding or
// removing references (the character `&`).
// Shouldn't take ownership
fn get_char(data: String) -> char {
data.chars().last().unwrap()
}
// Should take ownership
fn string_uppercase(mut data: &String) {
data = data.to_uppercase();
println!("{data}");
}
fn main() {
let data = "Rust is great!".to_string();
get_char(data);
string_uppercase(&data);
}