// 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.*)\d(?: *\d *){13,14}\d(?! *\d)").unwrap();
let string = "Test
\"CC# 123456789012345\",
\"Credit Card 123456 7890 123456\",
\"Text 1234 5678 9012 3456 Text\",
\"Something 123 456 789 012 3456\",
\"Not a card (too long): 12345689123456789123\",
\"Just a value 123\",";
// 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/