This function will test if the characters are UTF-8 or not. You may have to modify the character set to test against in the mb_detect_encoding function to fit your needs.
function mb_str_split( $string ) { return preg_split('/(?<!^)(?!$)/u', $string ); } $string = "更多學習"; $charlist = mb_str_split($string); echo '<table>'; foreach($charlist as $char) { echo '<tr>'; echo '<td>' . $char . '</td>'; echo '<td>' . mb_detect_encoding($char, 'UTF-8', true) . '</td>'; echo '</tr>'; } echo '</table>'; |