// 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)(,[^\]\[,]*\[[^\]\[]*])[^?]*\?").unwrap();
let string = "Together, Let's End Their War: Promoting a Culture of Health among Veterans on the Gulf - How strongly do you value your relationship with [Field-2]?
Together, Let's End Their War: Promoting a Culture of Health among Veterans on the Gulf - During the Clinical Scholars Program, with [Field-2], have you partnered new project(s) other than your team's Wicked Problem Impact Project?";
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/