// 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)^(P((?<numYears>[1-9]+[0-9]*)Y)?((?<numMonths>[1-9]+[0-9]*)M)?((?<numDays>[1-9]+[0-9]*)D)?(T((?<numHours>[1-9]+[0-9]*)H)?((?<numMinutes>[1-9]+[0-9]*)M)?((?<numSeconds>[1-9]+[0-9]*)S)?)?|P(?<numWeeks>[1-9]+[0-9]*)W)$").unwrap();
let string = "P1Y2M3DT4H5M6S
P1M
PT1M
P1MT1M
P1W
P1D
PT2S
";
// 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/