Shared via Rust Playground

playground.rs

use std::fmt::Debug;

const DEFINITIONS: &'static [&'static str] = &[
    "a flaky coating of iron oxide",
    "fungal plant disease",
    "a reddish-brown color",
];

fn main() {
    print_all(DEFINITIONS);
    dump(DEFINITIONS);
}

fn print_all<'a, T>(items: T) 
    where T: IntoIterator<Item=&'a &'a str>
{
    for item in items {
        println!("{}", item);
    }
}

// Excerpt From: Jim Blandy and Jason Orendorff. "Programming Rust."
fn dump<T, U>(t: T)
    where T: IntoIterator<Item=U>,
          U: Debug
{
    for u in t {
        println!("{:?}", u);
    }
}