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Index: H

h command (CPAN.pm) : Chapter 2, Reference: h

H command (Perl debugger) : Chapter 6, Reference: H

h command (Perl debugger) : Chapter 6, Reference: h

-h option (perlbug) : 6.6. The perlbug Program

-h option (perl) : 3.2. Command-Line Options

hash mark (#)

#! (shebang) line : 3. The Perl Interpreter
for comments : 4.1. Program Structure
format fieldholders : 4.10. Formats

hash prototype symbol (%) : 4.7.5. Prototypes

hashes

4.2. Data Types and Variables
4.2.4.2. Hashes
functions for processing : 5.1. Perl Functions by Category
special (predefined) : 4.4.2. Global Special Arrays and Hashes

head()

LWP modules

LWP::Simple module

Chapter 17, Reference: head
17.2.2. LWP::Simple

Mail::Internet module : Chapter 14, Reference: head

Net::NNTP module : Chapter 15, Reference: head

Head() (Mail::POP3Client)

Chapter 14, Reference: Head
14.2.8.1. Counting messages

=head1 command (pod) : Chapter 4, Reference: =head1

=head2 command (pod) : Chapter 4, Reference: =head2

HeadAndBody() (Mail::POP3Client)

Chapter 14, Reference: HeadAndBody
14.2.8.3. Retrieving the message body

header()

CGI.pm module

Chapter 10, Reference: header
10. The CGI.pm Module

HTTP::Headers module : Chapter 17, Reference: header

HTTP::Message module : Chapter 17, Reference: headers

headers, HTTP : 17.3.3. HTTP::Headers

-height option

place geometry manager : 18.2.3. The Place Geometry Manager
widgets : 18.3. Common Widget Configuration Options

hello() (Net::SMTP) : Chapter 14, Reference: hello

HELO command (SMTP) : 14.1.2. The SMTP Protocol and the SMTP Session

help() (Net::SMTP) : Chapter 14, Reference: help

hex() : Chapter 5, Reference: hex

hidden() (CGI.pm) : Chapter 10, Reference: hidden

Hietaniemi, Jarkko : 2.1. The CPAN Architecture

-highlightbackground option (widgets) : 18.3. Common Widget Configuration Options

-highlightcolor option (widgets) : 18.3. Common Widget Configuration Options

-highlightthickness option (widgets) : 18.3. Common Widget Configuration Options

history object (PerlScript) : 20.1. Client-Side PerlScript

HOME variable : 3.3. Environment Variables

host()

Mail::Address module

Chapter 14, Reference: host
14.2.6. Parse Email Addresses with Mail::Address

URI::URL module : Chapter 17, Reference: host

Host() (Mail::POP3Client)

Chapter 14, Reference: Host
14.2.8.2. Getting and setting the host and port

host_wait() (LWP::RobotUA) : Chapter 17, Reference: host_wait

hostpath (IO::Socket::UNIX) : Chapter 13, Reference: hostpath

HTML (Hypertext Markup Language)

tags, generating with CGI.pm : 10.1. HTML Tag Generation

translating pod to

Chapter 4, Reference: pod2html
8.121. Pod::Html

:html method groups : 10.2. Importing Method Groups

HTML modules : 17.4. The HTML Module

HTML::Element module : 17.4.2. HTML::Element

HTML::FormatPS module : 17.4.4. HTML::FormatPS

HTML::FormatText module : 17.4.5. HTML::FormatText

HTML::Parser module

17.4. The HTML Module
17.4.1. HTML::Parser

HTML::TreeBuilder module : 17.4.3. HTML::TreeBuilder

HTTP (Hypertext Transfer Protocol)

request messages : 17.1. LWP Overview
Win32::Internet functions for : 19.7.3. HTTP Functions

HTTP() (Win32::Internet) : Chapter 19, Reference: HTTP

HTTP modules

HTTP::Cookies module : 17.3.6. HTTP::Cookies

HTTP::Cookies::Netscape module : 17.3.6.1. HTTP::Cookies::Netscape

HTTP::Daemon module : 17.3.7. HTTP::Daemon

HTTP::Daemon::ClientConn module : 17.3.7.1. HTTP::Daemon::ClientConn methods

HTTP::Date module : 17.3.5. HTTP::Date

HTTP::Headers module : 17.3.3. HTTP::Headers

HTTP::Message module : 17.3.8. HTTP::Message

HTTP::Request module

17.1. LWP Overview
17.3.1. HTTP::Request

HTTP::Response module

17.1. LWP Overview
17.3.2. HTTP::Response

HTTP::Status module : 17.3.4. HTTP::Status

HTTP_ACCEPT variable : 9.4. CGI Environment Variables

HTTP_COOKIE variable : 9.4. CGI Environment Variables

HTTP_FROM variable : 9.4. CGI Environment Variables

HTTP_REFERER variable : 9.4. CGI Environment Variables

HTTP_USER_AGENT variable : 9.4. CGI Environment Variables

hyphen (-)

in [...] construct : 4.6.4. Character Classes

arithmetic negation operator : 4.5.2. Unary Operators

grid geometry manager placeholder : 18.2.2. The grid Geometry Manager

Perl debugger command : Chapter 6, Reference: -

-> (arrow) operator

4.5.1. The Arrow Operator
7.4. Object Syntax
dereferencing with : 4.8.2.1. Arrow dereferencing

-= (assignment) operator : 4.5.6. Assignment Operators

-- (autodecrement) operator : 4.5.5. Autoincrement and Autodecrement

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