use regex::Regex; fn main() { let re = Regex::new(r"[aeiou]").unwrap(); let mut result: i32 = 0; for _mat in re.find_iter("Hello, world!") { result += 1; } println!("Vowel count: {:?}", result) }
Link to playground - play.rust-lang.org/?version=stable...
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Link to playground - play.rust-lang.org/?version=stable...