Question

How to remove the first and last character of a string in Rust

Answer 1

fn remove_first_and_last_character(s: &str) -> &str {
    let mut chars = s.chars();
    
    chars.next();
    chars.next_back();
    chars.as_str()
}

fn main() {
    let mut s : String = "rust programming".to_string();
    
    s = remove_first_and_last_character(&s).to_string();
    
    println!("{}", s);
}




/*
run:
  
ust programmin
  
*/

 

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