// 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"(?mx)\b
(?:
Length\ +(?<Length>\d+(?:\.\d+)?)\ +(?:in|ft|cm|m)|
Width\ +(?<Width>\d+(?:\.\d+)?)\ +(?:in|ft|cm|m)|
Weight\ +(?<Weight>\d+)\ +(?:oz|lb|g|kg)
)
\b").unwrap();
let string = "Width 3.5 in
Weight 10 kg
Length 20 m
Note I've set the 'x' (extended) flag to make it easier to view the regex.
";
// 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/