Online PHP editor | output for Z9PRj

<?php $from = 'ľľščťžýáíŕďňäô'; // these chars are in UTF-8 $to = 'llsctzyairdnao'; $str = 'Kŕdeľ ďatľov učí koňa žrať kôru.'; // bad because $from and $to are related by their byte offsets echo strtr($str, $from, $to); echo "\n---\n"; // good because not evaluated by individual bytes $trans = [ 'ľ' => 'l', 'š' => 's', 'č' => 'c', 'ť' => 't', 'ž' => 'z', 'ý' => 'y', 'á' => 'a', 'í' => 'i', 'ŕ' => 'r', 'ď' => 'd', 'ň' => 'n', 'ä' => 'a', 'ô' => 'o', ]; echo strtr($str, $trans);