(PECL pecl_http >= 0.10.0)
http_send_content_type — Send Content-Type
Send the Content-Type of the sent entity.
Замечание: This function should be used in conjunction with http_send_data(), http_send_file() и http_send_stream().
the desired content type (primary/secondary)
Возвращает TRUE в случае успешного завершения или FALSE в случае возникновения ошибки.
Raises an E_WARNING when the content_type doesn't seem to contain a primary and a secondary part.