// 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"(?x)(?<! [\d.] )
(?=
\d+ \. \d+
(?! [\d.] )
)
1 \.? 0 \.? 2 \.? 0 \.? 0
(?! [\d.] )
").unwrap();
let string = "10200
1.0200
10.200
102.00
1020.0
.10200
1.02.00
10200.
";
// 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/