Question

How to generate the lowercase and uppercase English alphabet letters in Rust

Answer 1

extern crate rand;

fn main() {
    let alphabet = String::from_utf8(
        (b'a'..=b'z').chain(b'A'..=b'Z').collect()
    ).unwrap();

    println!("{}", alphabet);
}

 
     
/*
run:
  
abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ
  
*/

 

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