// 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{1,2}+\.\d{1,2}\.\d{1,2}\.\d{1,2}$)").unwrap();
let string = "qsdf4ghjk dfdf dfd 4fdfd3 d
4444
but not 4444
4444
333
44444.4444
2222
1
2.
3
555
6.6.7
44.5.
4.5.6.
4.5.6.7
44.44.6.4
12.12.12.12
dddd
this is a test of 3.4 and 3.4.5 and 3.4.5.6 and 33.44.55.66
hopefully something is learnded. qsdf4ghjk,
2.4.5.6.7 is here but at the beginning lets's put
2.3.5.7 but not 2.4.6.7. No space 2.4.6.7 .
3.5.6.7.
3.3.3
44
3.3.3.3
4.5.6.7.8 and more";
// 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/