// 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)^(?=(-?\d){10,14}$)3[0-9-]{9,18}$").unwrap();
let string = "312345678
312345678912345
3-12345678
3-12345678912345
3-1-2-3-4-5-67891234
12345678901
3-1-23456789
3-1-2-34567891234
3123456789
31234567891234
";
// 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/