Online PHP editor | refs for FQ1vo

<?php $numbers = '0123456789'; $persian = '۱۲۳۴۵۶۷۸۹'; printf("Non-Unicode, ASCII numbers: %d\n", preg_match('/\d+/', $numbers)); printf("Non-Unicode, Persian numbers: %d\n", preg_match('/\d+/', $persian)); printf(" Unicode, ASCII numbers: %d\n", preg_match('/\d+/u', $numbers)); printf(" Unicode, Persian numbers: %d\n", preg_match('/\d+/u', $persian));