// 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)\s+(https?.+?)(<|\s)").unwrap();
let string = "<h1>Hello</h1>
Visit this link: http://www.link1.com<br />
Visit this link: http://www.link1.com <br />
Visit this link: http://www.link1.com/some_other_words <br />
And <strong>this</strong>:
<a href=\"http://www.link2.com\">http://www.link2.com</a>";
let substitution = " <a href=\"$1\">$1</a>$2";
// result will be a String with the substituted value
let result = regex.replace_all(string, substitution);
println!("{}", result);
}
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/