// 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"\w+@(?!gmail|hotmail|yahoo)\w+(?:-\w+)?\.[A-Za-z]{2,4}").unwrap();
let string = "Is there any validation in javascript or ruby on rails to allow user registration via corporate email
for example of corporate email:-
1) jai@jai.com where jai is domain name
2) ajay@google.com where google.com is domain name
and not allow other email service email
example :-
1) jai@gmail.com
2) jai@hotmail.com
3) jai@yahoo.com";
// 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/