// 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)(?x)
^(?!.*[\s]) # this excludes whitespaces
(?=.*\d) # this matches at least one digit
(?=.*[a-z]{0,}) # this matches 0 or more lowercase letters
(?=.*[A-Z]) # this matches at least one uppercase character
.{8,}$ # ensuring the minimum length is 8 symbols
# ^(?!.*[\s])(?=.*\d)(?=.*[a-z]{0,})(?=.*[A-Z]).{8,}$ the whole RegEx").unwrap();
let string = "";
// 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/