// 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)(?<=\bconnectionString=")[^"]*"#).unwrap();
let string = "<connectionStrings>
<add name=\"FrameworkEntities\" connectionString=\"metadata=res://*/PortalEntities.csdl|res://*/PortalEntities.ssdl|res://*/PortalEntities.msl;provider=System.Data.SqlClient;
provider connection string="data source=someservername.domain.co;initial catalog=Portal;persist security info=True;user
id=user;password=user$ecurity;MultipleActiveResultSets=True;App=EntityFramework;\" providerName=\"System.Data.EntityClient\" />
</connectionStrings>
";
// 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/