java quitar primer carácter de la cadena
String string = "Hello World";
//Remove first character
string.substring(1); //ello World
//Remove last character
string.substring(0, string.length()-1); //Hello Worl
//Remove first and last character
string.substring(1, string.length()-1); //ello Worl
Quitar la primera y la última letra de la cadena
// Remove first and last letter of string
fn main() {
let text = "Hello, world";
// remove last letter
let mut text = text.split_at(text.len() - 1);
// remove first letter
text = text.0.split_at(1);
println!("{}", text.1);
}