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run code in 200+ php & hhvm versions
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<?php $string = "Фадэь ёэ хфигцаёачр гэытиочр, ыа гэытиочр, ыа тэоищэцюэточщи таюэж ёхфтх, щеяамещал ъбыэж хф зъшюх, хф ичыаъэттес фаяишъяищ зиошыацочща? "; function rotn($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) { //echo $character; echo $alphabet[$alphabet_r[$character] + $n]; } } rotn($string, 1);

Shows result from various feature-branches currently under review from the php developers. Contact me to have additional branches featured.

Output for Typed properties v2
Output for Array change keys
Output for Lexical anon

Archived branches

Once feature-branches are merged or declined, they are no longer available. Their functionality (when merged) can be viewed from the main output page