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<?php $string = 'Äßmeier_von_Ümlauts_aÌ.jpg'; function replaceUmlauts(string $string): string { $umlauts = [ 'Ä' => 'Ae', 'ä' => 'ae', 'Ö' => 'Oe', 'ö' => 'oe', 'Ü' => 'Ue', 'ü' => 'ue', 'ß' => 'ss', ]; foreach ($umlauts as $umlaut => $replacement) { $string = str_replace($umlaut, $replacement, $string); } return $string; } $normalized = Normalizer::normalize($string, Normalizer::FORM_KC); var_dump($normalized); var_dump(Normalizer::isNormalized($normalized, Normalizer::FORM_KC)); var_dump(iconv("UTF-8", "ASCII//TRANSLIT", $normalized));
Output for 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.31, 7.4.0 - 7.4.32, 8.0.0 - 8.0.12, 8.0.14 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6
string(30) "Äßmeier_von_Ümlauts_aÌ.jpg" bool(true) string(27) "?ssmeier_von_?mlauts_a?.jpg"
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 string(30) "Äßmeier_von_Ümlauts_aÌ.jpg" bool(true) string(27) "?ssmeier_von_?mlauts_a?.jpg"
Output for 8.0.13
Fatal error: Uncaught Error: Class "Normalizer" not found in /in/QIRvZ:22 Stack trace: #0 {main} thrown in /in/QIRvZ on line 22
Process exited with code 255.
Output for 7.3.32 - 7.3.33, 7.4.33
Fatal error: Uncaught Error: Class 'Normalizer' not found in /in/QIRvZ:22 Stack trace: #0 {main} thrown in /in/QIRvZ on line 22
Process exited with code 255.
Output for 5.6.0 - 5.6.40
Parse error: syntax error, unexpected ':', expecting '{' in /in/QIRvZ on line 5
Process exited with code 255.
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231.34 ms | 401 KiB | 293 Q