Description
mixed 
mb_http_input ( [string type] )
     mb_http_input() returns result of HTTP input
     character encoding detection. 
    
     type: Input string specifies input
     type. "G" for GET, "P" for POST,
     "C" for COOKIE, "S" for string, "L" for list, "I" for whole
     list (will return array). If type is omitted, it returns last
     input type processed. 
    
     Return Value: Character encoding name.
     If mb_http_input() does not process specified
     HTTP input, it returns FALSE.
    
     See also mb_internal_encoding(),
     mb_http_output(),
     mb_detect_order().