Sha256: b65343ccc033d46d443f75b7be2b06a119ffa96314d866e2e864a9f6c250f1bd
Contents?: true
Size: 640 Bytes
Versions: 133
Compression:
Stored size: 640 Bytes
Contents
pub fn number(s: &str) -> Option<String> {
let digits: String = s.chars().filter(|&c| c.is_digit(10)).collect();
match digits.len() {
10 => {
match (digits.chars().nth(0), digits.chars().nth(3)) {
(Some('0'), _) => None,
(Some('1'), _) => None,
(_, Some('0')) => None,
(_, Some('1')) => None,
_ => Some(digits),
}
}
11 => {
match digits.chars().nth(0) {
Some('1') => Some(digits[1..].to_string()),
_ => None,
}
}
_ => None,
}
}
Version data entries
133 entries across 133 versions & 1 rubygems