18 lines
435 B
Rust
18 lines
435 B
Rust
pub fn length_of_last_word(string: String) -> i32 {
|
|
string
|
|
.split_whitespace()
|
|
.last()
|
|
.map(|word| word.len())
|
|
.unwrap_or_default() as i32
|
|
}
|
|
|
|
#[test]
|
|
fn test_length_of_last_word() {
|
|
assert_eq!(length_of_last_word("Hello World".to_string()), 5);
|
|
assert_eq!(
|
|
length_of_last_word(" fly me to the moon ".to_string()),
|
|
4
|
|
);
|
|
assert_eq!(length_of_last_word("luffy is still joyboy".to_string()), 6);
|
|
}
|