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Team-Fly

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	Webmaster in a Nutshell, 3rd Edition By Robert Eckstein, Stephen Spainhour
	Table of Contents
	Chapter 14.  The CGI.pm Module

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 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

Specify the content type.

-nph=>1

Use headers for a no-parse-header script.

-status=> status_code

Specify the status code.

-expires=> expcode

Specify an expiration timestamp (such as +3d for 3 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

Expire immediately.

-cookie=> cookie

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

-header=> value

Specify any HTTP header.

-target=> frame

Write to specified frame.

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