Multibyte String
PHP Manual

mb_http_output

(PHP 4 >= 4.0.6, PHP 5)

mb_http_output — Set/Get HTTP output character encoding

说明

mixed mb_http_output ([ string $encoding ] )

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().


Multibyte String
PHP Manual