mb_http_output Set/Get HTTP output character encoding stringmb_http_output stringencoding If encoding is set, mb_http_output sets HTTP output character encoding to encoding. Output after this function is converted to encoding. mb_http_output returns &true; for success and &false; for failure. If encoding is omitted, mb_http_output returns current HTTP output character encoding. See also mb_internal_encoding, mb_http_input, mb_detect_order.