Online PHP editor | refs for 6QiFu

<?php $ascii = 'foo'; var_dump(mb_check_encoding($ascii, 'UTF-8')); var_dump(mb_check_encoding($ascii, 'ASCII')); $utf8 = 'Österreich'; var_dump(mb_check_encoding($utf8, 'UTF-8')); var_dump(mb_check_encoding($utf8, 'ASCII')); $jp = '日本語'; var_dump(mb_check_encoding($jp, 'UTF-8')); var_dump(mb_check_encoding($jp, 'ASCII'));