// 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"(?m)(?:EUR|USD|GBP)(\ )(?:(?:(?:\d+(\ ))+\d+)|\d+\.\d+|\d+)+(?:(\ )(?:Mio\.|million|billion))?").unwrap();
let string = "EUR 1.2
EUR 1.23
EUR 12
EUR 123
EUR 12 Mio.
EUR 12 345 Mio.
GBP 1 123 456 789 Mio.
USD 12 million
EUR 1.23 billion";
// 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/