// 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)^(?=(?:-?[\.0-9]{3,8}$)|(?:-?[0-9]{1,7}$))(-?[0-9]+)(?:\.([0-9]+))?$").unwrap();
let string = "1111.111
11.11
111.11
-1111.11
1.1111
11.111
-111.111
11.11
1111.1
1111.1111";
// 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/