// include the latest version of the regex crate in your Cargo.toml
extern crate regex;
use regex::Regex;
fn main() {
let regex = Regex::new(r"(?x)(?:^|(?<=\s)) # delimitador inicial
[+-]?[0-9]+ # entero con o sin signo
(?=\s) # delimitador de finalización").unwrap();
let string = "Hace coincidir números enteros aislados para el sistema de numeración decimal.
test: 11 +11 -11 99-99 a99 a+99 a-99 99a +99a -99a";
// result will be an iterator over tuples containing the start and end indices for each match in the string
let result = regex.captures_iter(string);
for mat in result {
println!("{:?}", mat);
}
}
Please keep in mind that these code samples are automatically generated and are not guaranteed to work. If you find any syntax errors, feel free to submit a bug report. For a full regex reference for Rust, please visit: https://docs.rs/regex/latest/regex/