Sha256: 84ed19c2273051e6e1af20eadae63aa5881487c31738d034e93131d2d01e82b1
Contents?: true
Size: 626 Bytes
Versions: 123
Compression:
Stored size: 626 Bytes
Contents
pub fn check(word: &str) -> bool {
// Filter all non-Alphabetic character out and collect them in a new String
let normalized_string: String = word.to_lowercase().chars().filter(|c| c.is_alphabetic()).collect();
/* Find the char element from back and front and compare the index.
If it is the same unique char the index will be the same.*/
let is_unique = |x: char, word: &str| word.find(x).unwrap() == word.rfind(x).unwrap();
// Length should be the same if it is a isogram
normalized_string.len() == normalized_string.chars().filter(|&x| is_unique(x, normalized_string.as_str())).count()
}
Version data entries
123 entries across 123 versions & 1 rubygems