<?php
$string = "Фадэь ёэ хфигцаёачр гэытиочр!";
function rotn($string, $n) {
$alphabet = array(
1 => "а", 2 => "б", 3 => "в", 4 => "г",
5 => "д", 6 => "е", 7 => "ё", 8 => "ж",
9 => "з", 10 => "и", 11 => "й", 12 => "к",
13 => "л", 14 => "м", 15 => "н", 16 => "о",
17 => "п", 18 => "р", 19 => "с", 20 => "т",
21 => "у", 22 => "ф", 23 => "х", 24 => "ц",
25 => "ч", 26 => "ш", 27 => "щ", 28 => "ъ",
29 => "ы", 30 => "ь", 31 => "э", 32 => "ю",
33 => "я"
);
$alphabet_r = array_flip($alphabet);
$string = strtolower($string);
foreach (str_split(strtolower($string), 1) as $character) {
die(var_dump($character, $alphabet_r[$character]));
//echo $character;
echo $alphabet[$alphabet_r[$character] + $n];
}
}
rotn($string, 1);
preferences:
57.79 ms | 402 KiB | 5 Q