// 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)^-?(((?!0+)1?[0-9]{0,3})|0)(\.[0-9]{1,2})?$").unwrap();
let string = "001
01
-0
0
-1
1
10
-10
-1000
-999.99
0001
1000
10000
-1000
0.001
0.01
0.1
0032
1.2
0.2
-0.2
123
100
199
233
459
999
888
-999
-888
-123.21
-021.32
9999
-1.010
01.32
99.99
0
-1.2";
// 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/