Code shared from the Rust Playground

playground.rs

fn main(){
   let mut a = String::from("asdfght");
a.push('\0');
   let c:String = a.chars().rev().collect::<Vec<char>>();
   let c:String = a.chars().rev().collect::<Vec<char>>();
   println!("{:?}", std::str::from_chars(c.as_slice()));
}

#[test]
fn tenst(){
    assert!(true,true)
}