Online PHP editor | output for BkHFW

@ 2015-11-30T12:54:01Z

<?php

        echo preg_replace_callback('/(ä)|(ö)|(ü)|(Ä)|(Ö)|(Ü)|(ß)/', function($matches){
            foreach($matches as &$match){
                switch($match){
                    case 'ü':
                        $match = 'ue';
                        break;
                    case 'ö':
                        $match = 'oe';
                        break;
                    case 'ä':
                        $match = 'ae';
                        break;
                    case 'Ü':
                        $match = 'Ue';
                        break;
                    case 'Ö':
                        $match = 'Oe';
                        break;
                    case 'Ä':
                        $match = 'Ae';
                        break;
                    case 'ß':
                        $match = 'ss';
                        break;
                }
            }
        }, 'äöüÄÖÜß');

Output for 5.5.24 - 5.5.35, 5.6.8 - 5.6.28, 7.0.0 - 7.0.20, 7.1.0 - 7.1.10, 7.2.0 - 7.2.33, 7.3.16 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0

preferences:dark modelive preview