The Ultimate Guide to Rust Programming/

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Exercises

Exercises

We'll cover the following...

Exercise 1

We previously had the program below, and said that we would be polite and not mention someone’s age. Modify the greet function so that it says how old the person is.

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struct Person<Name, Age> {
    name: Name,
    age: Age,
}
fn greet<Age>(person: &Person<String, Age>) {
    println!("Hello, {}", person.name);
}
fn main() {
    let alice: Person<String, u32> = Person {
        name: "Alice".to_owned(),
        age: 30_u32,
    };
    greet(&alice);
    let bob = Person {
        name: "Bob".to_owned(),
        age: 35_u64,
    };
    greet(&bob);
}

Exercise 2

Modify the program above so that ...