Put this at the top of your php file and check:
// utf-8
header ("Pragma: no-cache"); header ('Content-type: text / html; charset = utf-8');
// mbstring UTF8 encoding (optional)
mb_detect_order ( ('UTF-8', 'ASCII'));
mb_internal_encoding ( 'UTF-8');
mb_http_output ( 'UTF-8');
mb_regex_encoding ( 'UTF-8');