Rust - string characters

• chars
• Some
• None

#[allow(clippy::iter_skip_next)]
fn main() {
    let text = String::from("The black cat");

    println!("{}", text);
    println!("{:?}", text.chars());
    println!("{:?}", text.chars().nth(4));
    //println!("{:?}", text.chars().skip(4).nth(0));
    println!("{:?}", text.chars().skip(4).next()); // clippy tells us to use `.nth(4)`
    println!("{:?}", text.chars().nth(20));

    println!("--------");

    for n in [-1, 4, 20] {
        let char = text.chars().nth(n as usize);
        println!("{:?}", char);
        match char {
            Some(value) => println!("{}", value),
            None => println!("This was None"),
        }
    }
}

The black cat
Chars(['T', 'h', 'e', ' ', 'b', 'l', 'a', 'c', 'k', ' ', 'c', 'a', 't'])
Some('b')
Some('b')
None
--------
None
This was None
Some('b')
b
None
This was None