diff options
Diffstat (limited to 'rustlings/solutions/06_move_semantics/move_semantics5.rs')
| -rw-r--r-- | rustlings/solutions/06_move_semantics/move_semantics5.rs | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/rustlings/solutions/06_move_semantics/move_semantics5.rs b/rustlings/solutions/06_move_semantics/move_semantics5.rs index dcf2377..1410e91 100644 --- a/rustlings/solutions/06_move_semantics/move_semantics5.rs +++ b/rustlings/solutions/06_move_semantics/move_semantics5.rs @@ -1,4 +1,23 @@ +#![allow(clippy::ptr_arg)] + +// Borrows instead of taking ownership. +// It is recommended to use `&str` instead of `&String` here. But this is +// enough for now because we didn't handle strings yet. +fn get_char(data: &String) -> char { + data.chars().last().unwrap() +} + +// Takes ownership instead of borrowing. +fn string_uppercase(mut data: String) { + data = data.to_uppercase(); + + println!("{data}"); +} + fn main() { - // DON'T EDIT THIS SOLUTION FILE! - // It will be automatically filled after you finish the exercise. + let data = "Rust is great!".to_string(); + + get_char(&data); + + string_uppercase(data); } |