// 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)^([ \t]*\S.*\n)[ \t]*$\n(?=[ \t]*\S)").unwrap();
let string = "<nav>
<ul>
<li><a href=\"#\">London</a></li>
<li><a href=\"#\">Paris</a></li>
<li><a href=\"#\">Tokyo</a></li>
</ul>
</nav>
<div>new context</div>
<div>new context</div>";
let substitution = "$1";
// 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/