// 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"(?<![.\d])(?<number>\d*(?:\.\d+)?)\s*\)").unwrap();
let string = "cos(3 * 3) + cos(3 * 24.5 ), cos(2 * 3 ) + cos(3 * 2.4)
cos(3 * 3.4) + cos(3 * 45 ), cos(4 * 2 ) + cos(3 * 245)
(3 *(2+1+1) - 23/5)";
// 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/