// 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"(?xmi)^(a|b|start)(\d*%)?(\d*(s|ms))?").unwrap();
let string = "b50%25ms
a500ms50ms
a500msb50ms
start200s
start20%12ms
a600msb200ms
astart
a
b
Invalid
a500ms50%
ams500b #ms does not have duration
";
// 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/