Perl in a Nutshell, 2nd Edition

Name

header

Synopsis

print $
                     query->header([content_type ,status ,headers])

Generates the HTTP header for the document.

content_type

The content type to return. Default is text/html.

status

The HTTP status code and description to return. Default is 200 OK.

headers

Additional headers to include, such as Content-Length: 123. Using named parameters, the syntax is:

print $query->header(-type=>'content_type',
                     -nph=>1,
                     -status=>'status_code',
                     -expires=>'expcode',
                     -cookie=>'cookie',
                     -target=>'frame',
                     -header=>'value');

-type=> content_type

Specifies the content type.

-nph=>1

Uses headers for a no-parse-header script.

-status=> status_code

Specifies the status code.

-expires=> expcode

Specifies an expiration timestamp (such as +3d for three days). Values for expcode are:

n s

n seconds

n m

n minutes

n h

n hours

n d

n days

n M

n months

n y

n years

day_of_week, dd-MMM-YY hh:mm:ss GMT

At the specified time

now

Expires immediately

-cookie=> cookie

Specifies a cookie. The cookie may be a scalar value or an array reference.

-header=> value

Specifies any HTTP header.

-target=> frame

Writes to specified frame.