// 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"(?mx)^([-+*\/\(]?[\(]?([1-9]{1}[0-9]+)[.]?[0-9]+[\)]?[\)]?)([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?([-+*\/\(]?[\(]?[\(]?([1-9]{1})([0-9]+)?[.]?([0-9]+)?[\)]?[\)]?)?$").unwrap();
let string = "690.91+(1.3*(4-7/(3+6.4)))
+(690.91)+1
1+1
+(690.91)+(1.3*(4-7/(3+6.4)))";
// 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/