// 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"(?mi)^[a-z0-9](?=[a-z0-9 ]{0,49}$)(?=([a-z0-9]+(?: [a-z0-9]+)*))\1$").unwrap();
let string = "abcdefghij abcdefghij abcdefghij abcdefghij abcdef
abcdefghij abcdefghij abcdefghij abcdefghij abcdef
ghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljljghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4 j kljlkjkljkljlk lkjlk j lk jkjlkjklljlj
ghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4&
ghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjghgffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffkljlkjh4
@$%
@$% #$%
a @#$% 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/