<?php setlocale(LC_ALL, 'de_DE'); // German locale (not needed, but you never know...) echo preg_match('/^[a-z]+$/', 'abc') ? "yes\n" : "no\n"; echo preg_match('/^[a-z]+$/', "\äbc") ? "yes\n" : "no\n"; // äbc in ISO-8859-1 echo preg_match('/^[a-z]+$/', "\xC3\xA4bc") ? "yes\n" : "no\n"; // äbc in UTF-8 echo preg_match('/^[a-z]+$/u', "\xC3\xA4bc") ? "yes\n" : "no\n"; // w/ PCRE_UTF8
You have javascript disabled. You will not be able to edit any code.