// 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"(?mi)-?(?:[_a-z]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[ \n\r\t\f])?|\\[^\n\r\f0-9a-f])(?:[_a-z0-9-]|[^\0-\177]|\\[0-9a-f]{1,6}(\r\n|[ \n\r\t\f])?|\\[^\n\r\f0-9a-f])*").unwrap();
let string = "123class
-1-1-a
--class
1-class
-class
-🍕-slice
🍕-slice
a
1
_class
_1class
___
--1
--a
UPPercas
_Up-Per
-UPPERCASE
--UPercase";
// 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/