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Index: N

n command (debugger)

Perl in a Nutshell, Chapter 6, Reference: n
Programming Perl, 8.1.1. Debugger Commands

\n, in single-quoted strings : Learning Perl, 2.3.1. Single-Quoted Strings

n index

Entry widget : Perl in a Nutshell, 18.8.1. Text Indexes
Listbox widget : Perl in a Nutshell, 18.10.1. Listbox Indexes
Menu widget : Perl in a Nutshell, 18.15.1. Menu Indexes
Text widget : Perl in a Nutshell, 18.11.1. Text Indexes and Modifiers

-n option (sed) : Learning Perl, 18.2. Converting sed Programs to Perl

\n (newline) sequence : Perl in a Nutshell, 4.6.3. Escaped Sequences

-n switch, perl

Perl Cookbook, 7.7. Writing a Filter
Perl in a Nutshell, 3.2. Command-Line Options
Programming Perl, 6.1.2. Switches

Nagle's algorithm : Perl Cookbook, 17.3. Communicating over TCP

naked blocks : Learning Perl, 9.1. The last Statement

NAME attribute (DBI) : Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles

name() (Mail::Address) : Perl in a Nutshell, Chapter 14, Reference: name

name=value pairs : (see queries)

named parameters (CGI) : Perl in a Nutshell, 10.4. Named Parameters

named pipes

Perl Cookbook, 16.11. Making a Process Look Like a File with Named Pipes
Perl Cookbook, 16.22. Program: sigrand
Programming Perl, 6.2.2.4. Named pipes

named unary operators

Programming Perl, 2.3.7.3. Filename globbing operator
Programming Perl, 2.5.10. Named Unary and File Test Operators

names

arrays : Programming Perl, 2.3.1. Variables

capitalization conventions

(see also case/capitalization)
Programming Perl, 2.3.1. Variables

commands : Programming Perl, 1.2.2. Verbs

current subroutines : Perl Cookbook, 10.4. Determining Current Function Name

current working directory : Programming Perl, 7.2.7. Cwd - Get Pathname of Current Working Directory

filenames : (see filenames)

format : (see format, names)

functions : Programming Perl, 1.2.2. Verbs

getting from network addresses

Programming Perl, 3.2.47. gethostbyaddr
Programming Perl, 3.2.51. getnetbyaddr

getting from port number : Programming Perl, 3.2.64. getservbyname

hashes

Advanced Perl Programming, 1.3. Nested Data Structures
Programming Perl, 2.3.1. Variables

labels and filehandles : Programming Perl, 2.3.1. Variables

loop labels : Perl in a Nutshell, 4.3.1.5. Loop control

modules/packages

Advanced Perl Programming, 6.2. Packages and Files
Perl in a Nutshell, 7.1. Namespaces and Packages
Programming Perl, 5.2. Modules
Programming Perl, 8.4. Programming with Style

program : (see $ variables, $0 variable)

protocols

Programming Perl, 3.2.59. getprotobynumber
Programming Perl, 3.2.65. getservbyport

signals : Programming Perl, 6.2.1. Signals

sockets : Programming Perl, 3.2.7. bind

statement block labels : Perl in a Nutshell, 4.3. Statements

subroutines

Advanced Perl Programming, 3.3.3. Naming Anonymous Subroutines
Learning Perl, 8.5. Private Variables in Functions
Programming Perl, 2.3.1. Variables
Programming Perl, 2.7. Subroutines

translating to network addresses

Programming Perl, 3.2.48. gethostbyname
Programming Perl, 3.2.52. getnetbyname

typeglobs

Programming Perl, 2.3.6. Typeglobs and Filehandles
Programming Perl, 2.7.1. Passing Symbol Table Entries (Typeglobs)

usernames, passwd file entry from : Programming Perl, 3.2.62. getpwnam

variables

Advanced Perl Programming, 3.2.2.3. Friendly predefined variables with aliases
Perl in a Nutshell, 4.2.4.2. Hashes
Programming Perl, 1.2.1. Nouns
Programming Perl, 2.3.1. Variables
Programming Perl, 7.2.61. Symbol - Generate Anonymous Globs; Qualify Variable Names
Programming Perl, 7.2.76. vars - Predeclare Global Variable Names
Programming Perl, 8.4. Programming with Style

namespaces

(see also packages)
Learning Perl, 3.3. Variables
Perl in a Nutshell, 4.2.4. Variables
Perl in a Nutshell, 7.1. Namespaces and Packages
creating safe : Programming Perl, 7.2.51. Safe - Create Safe Namespaces for Evaluating Perl Code
importing symbols into : Advanced Perl Programming, 6.5. Importing Symbols
privacy and : Advanced Perl Programming, 6.4. Privacy
working with multiple : Advanced Perl Programming, 6.1. Basic Package

natural languages : Programming Perl, 1.2. Natural and Artificial Languages

natural logarithms : Perl Cookbook, 2.13. Taking Logarithms

navigation web with robots : Perl Cookbook, 20.11. Creating a Robot

navigator object (PerlScript) : Perl in a Nutshell, 20.1. Client-Side PerlScript

NDBM files : Perl Cookbook, 14.0. Introduction

NDBM_File module

Perl in a Nutshell, 8.109. NDBM_File
Programming Perl, 7.2.1. AnyDBM_File - Provide Framework for Multiple DBMs
Programming Perl, 7.2.45. NDBM_File - Tied Access to NDBM Files

ne (not equal to) operator

Learning Perl, 2.4.2. Operators for Strings

Perl in a Nutshell, 4.5.4.2. Equality operators

Programming Perl, 8.2.1. Universal Blunders

examples of

Learning Perl, 1.5.4. Guessing the Secret Word
Learning Perl on Win32 Systems, 1.6.4. Guessing the Secret Word

nearest() (Listbox) : Perl in a Nutshell, 18.10.2. Listbox Methods

neat() (DBI) : Perl in a Nutshell, Chapter 12, Reference: neat

neat_list() (DBI) : Perl in a Nutshell, Chapter 12, Reference: neat_list

negation

arithmetic (-) operator : Programming Perl, 2.5.5. Ideographic Unary Operators
bitwise (~) operator : Programming Perl, 2.5.5. Ideographic Unary Operators
logical (!) operator : Programming Perl, 2.5.5. Ideographic Unary Operators
of character class : Programming Perl, 1.7.1. Quantifiers

negative lookahead asserion : Programming Perl, 2.4.1.4. Regular expression extensions

nested

data structures

Advanced Perl Programming, B.2. Nested Data Structures
Advanced Perl Programming, 1.3. Nested Data Structures
SWIG and : Advanced Perl Programming, 18.3. SWIG Features

data structures, printed : Programming Perl, 8.1.1. Debugger Commands

destruction : Programming Perl, 5.3.7. Destructors

HTML tags : Perl Cookbook, 20.6. Extracting or Removing HTML Tags

lists

Programming Perl, 4.6. A Brief Tutorial: Manipulating Lists of Lists
Programming Perl, 4.7. Data Structure Code Examples

loops, exiting from : Learning Perl, 9.4. Labeled Blocks

modules/packages : Advanced Perl Programming, 6.6. Nesting Packages

packages : Programming Perl, 5.1. Packages

subroutines

Perl Cookbook, 10.16. Nesting Subroutines
Learning Perl, 8.2. Invoking a User Function

Net modules

Perl in a Nutshell, 8.110. Net::hostent

Perl in a Nutshell, 14. Email Connectivity

Net::DNS module : Perl Cookbook, 18.9. Program: expn and vrfy

Net::FTP module

Advanced Perl Programming, 12.6.1. Net::FTP
Perl Cookbook, 18.2. Being an FTP Client
Perl in a Nutshell, 16.2. Net::FTP

Net::hostent module : Perl in a Nutshell, 8.110. Net::hostent

Net::netent module : Perl in a Nutshell, 8.111. Net::netent

Net::Netrc module : Perl in a Nutshell, 16.3. FTP Configuration with Net::Netrc

Net::News module : Perl in a Nutshell, 15.2. Net::NNTP

Net::NNTP module : Perl Cookbook, 18.4. Reading and Posting Usenet News Messages

Net::Ping module

Perl Cookbook, 18.7. Pinging a Machine
Perl in a Nutshell, 8.112. Net::Ping
Programming Perl, 7.2.46. Net::Ping - Check Whether a Host Is Online

Net::POP3 module

Advanced Perl Programming, 12.6.2. Net::POP3
Perl Cookbook, 18.5. Reading Mail with POP3
Perl in a Nutshell, 14.1.3. Retrieving Email with Net::POP3

Net::protoent module : Perl in a Nutshell, 8.113. Net::protoent

Net::servent module : Perl in a Nutshell, 8.114. Net::servent

Net::SMTP module : Perl in a Nutshell, 14.1.1. Send Email with Net::SMTP

Net::SNPP and Net::Time modules : Perl in a Nutshell, 14. Email Connectivity

Net::Telnet : Perl Cookbook, 18.6. Simulating Telnet from a Program

Net::Whois module : Perl Cookbook, 18.8. Using Whois to Retrieve Information from the InterNIC

net use command : Learning Perl on Win32 Systems, 12.5. Reading a Directory Handle

net view command : Learning Perl on Win32 Systems, 14.6. Exercises

NetAdmin module

Learning Perl on Win32 Systems, B.4. Win32 Extensions
Learning Perl on Win32 Systems, 16.1. Getting User and Machine Information

netloc() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: netloc

netlock program : Perl Cookbook, 7.21. Program: netlock

.netrc file : Perl in a Nutshell, 16.3. FTP Configuration with Net::Netrc

netresource data structure : Perl in a Nutshell, 19.11. Win32::NetResource

NetResource module

Learning Perl on Win32 Systems, B.4. Win32 Extensions
Learning Perl on Win32 Systems, 12.5. Reading a Directory Handle

Netscape history.db file : Perl Cookbook, 14.11. Program: ggh - Grep Netscape Global History

:netscape method group

Learning Perl, 19.5. Less Typing
Perl in a Nutshell, 10.2. Importing Method Groups

NetShareAdd() (Win32::NetResource) : Perl in a Nutshell, Chapter 19, Reference: NetShareAdd

NetShareCheck() (Win32::NetResource) : Perl in a Nutshell, Chapter 19, Reference: NetShareCheck

NetShareDel() (Win32::NetResource) : Perl in a Nutshell, Chapter 19, Reference: NetShareDel

NetShareGetInfo() (Win32::NetResource) : Perl in a Nutshell, Chapter 19, Reference: NetShareGetInfo

NetShareSetInfo() (Win32::NetResource) : Perl in a Nutshell, Chapter 19, Reference: NetShareSetInfo

netstat : Learning Perl on Win32 Systems, 14.3. Using Processes as Filehandles

network addresses, translating to names

Programming Perl, 3.2.47. gethostbyaddr
Programming Perl, 3.2.51. getnetbyaddr

Network News Transfer Protocol (NNTP) : Perl in a Nutshell, 15. Usenet News

networking

Advanced Perl Programming, 12. Networking with Sockets

Learning Perl on Win32 Systems, C. Networking Clients

bidirectional communication : Advanced Perl Programming, 12.2.3. Bidirectional Communications

email : Perl in a Nutshell, 14. Email Connectivity

fetching information, function for : Perl in a Nutshell, 5.1. Perl Functions by Category

handling multiple clients : Advanced Perl Programming, 12.3. Handling Multiple Clients

IO objects and filehandles : Advanced Perl Programming, 12.5. IO Objects and Filehandles

RPC module : Advanced Perl Programming, 13.2. Remote Procedure Calls (RPC)

server administration : Perl in a Nutshell, 19.10. Win32::NetAdmin

servers : Advanced Perl Programming, 12.4. Real-World Servers

sockets : Perl in a Nutshell, 13. Sockets

built-in functions for : Perl in a Nutshell, 13.1. Built-in Socket Functions
IO::Socket module : Perl in a Nutshell, 13.2. The IO::Socket Module
IO::Socket::INET subclass : Perl in a Nutshell, 13.2.4. IO::Socket::INET Reference
IO::Socket::UNIX subclass : Perl in a Nutshell, 13.2.5. IO::Socket::UNIX Reference

Usenet news : Perl in a Nutshell, 15. Usenet News

networks file : (see /etc/networks file)

new()

Perl Cookbook, 13.0. Introduction

Learning Perl, 19.8.2. Objects in CGI.pm

Programming Perl, 3.2.98. new

Programming Perl, 7.2.33. FileHandle - Supply Object Methods for Filehandles

Adaptor::DBI module

Advanced Perl Programming, 11.2.2. Object Encapsulation
Advanced Perl Programming, 11.3.2. Adaptor::DBI

Adaptor::File module : Advanced Perl Programming, 11.2.2. Object Encapsulation

HTML modules

HTML::Element module : Perl in a Nutshell, 17.4.2. HTML::Element
HTML::FormatPS module : Perl in a Nutshell, 17.4.4. HTML::FormatPS
HTML::Parser module : Perl in a Nutshell, 17.4.1. HTML::Parser

HTTP modules

HTTP::Cookies module : Perl in a Nutshell, 17.3.6. HTTP::Cookies
HTTP::Cookies::Netscape module : Perl in a Nutshell, 17.3.6.1. HTTP::Cookies::Netscape
HTTP::Daemon module : Perl in a Nutshell, 17.3.7. HTTP::Daemon
HTTP::Headers module : Perl in a Nutshell, 17.3.3. HTTP::Headers
HTTP::Request module : Perl in a Nutshell, 17.3.1. HTTP::Request
HTTP::Response module : Perl in a Nutshell, 17.3.2. HTTP::Response

IO::Socket module : Advanced Perl Programming, 12.5. IO Objects and Filehandles

LWP::RobotUA module : Perl in a Nutshell, 17.2.1. LWP::RobotUA sections

Mail modules

Mail::Address module : Perl in a Nutshell, Chapter 14, Reference: new
Mail::Folder module : Perl in a Nutshell, Chapter 14, Reference: new
Mail::Internet module : Perl in a Nutshell, Chapter 14, Reference: new
Mail::Mailer module : Perl in a Nutshell, Chapter 14, Reference: new
Mail::POP3Client module : Perl in a Nutshell, Chapter 14, Reference: new
Mail::Send module : Perl in a Nutshell, Chapter 14, Reference: new

Net modules

Net::FTP module : Perl in a Nutshell, Chapter 16, Reference: new
Net::NNTP module : Perl in a Nutshell, Chapter 15, Reference: new
Net::POP3 module : Perl in a Nutshell, Chapter 14, Reference: new
Net::SMTP module : Perl in a Nutshell, Chapter 14, Reference: new

News::Newsrc module : Perl in a Nutshell, Chapter 15, Reference: new

URI::URL module : Perl in a Nutshell, 17.5.2. URI::URL

Win32 modules

Win32::ChangeNotification module : Perl in a Nutshell, 19.3. Win32::ChangeNotification

Win32::Console module : Perl in a Nutshell, 19.2. Win32::Console

Win32::EventLog module : Perl in a Nutshell, 19.4. Win32::Eventlog

Win32::Internet module

Perl in a Nutshell, 19.7. Win32::Internet
Perl in a Nutshell, 19.7.1. General Internet Methods

Win32::Mutex module : Perl in a Nutshell, 19.9. Win32::Mutex

Win32::OLE module : Perl in a Nutshell, Chapter 19, Reference: new

Win32::OLE::Enum module : Perl in a Nutshell, Chapter 19, Reference: new

Win32::OLE::Variant module : Perl in a Nutshell, 19.18.4. Win32::OLE::Variant

Win32::Semaphore module : Perl in a Nutshell, 19.14. Win32::Semaphore

Win32::Shortcut module : Perl in a Nutshell, 19.16. Win32::Shortcut

new_from_fd() : Programming Perl, 7.2.33. FileHandle - Supply Object Methods for Filehandles

new_tmpfile() (IO::File) : Perl Cookbook, 7.5. Creating Temporary Files

newgroups() (Net::NNTP) : Perl in a Nutshell, Chapter 15, Reference: newgroups

newlines : (see line breaks; whitespace)

anon-matching by dot and : Learning Perl, 7.3.1. Single-Character Patterns

boundary assertions and : Programming Perl, 2.4.1.2. The rules of regular expression matching

in format value, and @* field : Learning Perl, 11.4.3. Multiline Fields

non-matching by dot : Learning Perl on Win32 Systems, 7.3.1. Single-Character Patterns

removing

Learning Perl, 2.7. <STDIN> as a Scalar Value
Programming Perl, 1.4. Filehandles

in string literals : Programming Perl, 2.3.2.2. String literals

newnews() (Net::NNTP) : Perl in a Nutshell, Chapter 15, Reference: newnews

news

Perl Cookbook, 18.4. Reading and Posting Usenet News Messages
Perl in a Nutshell, 15. Usenet News
Net::News module : Perl in a Nutshell, 15.2. Net::NNTP
News::Newsrc module : Perl in a Nutshell, 15.3. The News::Newsrc Module
NNTP protocol : Perl in a Nutshell, 15.1. The NNTP Protocol

newsgroups

listing available : Perl in a Nutshell, 15.1. The NNTP Protocol

Perl-related

Learning Perl on Win32 Systems, 1.4. Support
Perl in a Nutshell, 1.4.1. The comp.lang.perl.* Newsgroups
Programming Perl, Usenet Newsgroups

newsgroups() (Net::NNTP) : Perl in a Nutshell, Chapter 15, Reference: newsgroups

.newsrc file : Perl in a Nutshell, 15.3. The News::Newsrc Module

next operator

Learning Perl, 9.2. The next Statement
Perl in a Nutshell, Chapter 5, Reference: next
Perl in a Nutshell, Chapter 15, Reference: next
Perl in a Nutshell, 4.3.1.1. while loops
Perl in a Nutshell, 4.3.1.5. Loop control
Programming Perl, 1.6.2.4. Breaking out: next and last
Programming Perl, 2.6.4.4. Loop control
Programming Perl, 3.2.99. next
example of : Learning Perl, A.17. Chapter 18, Converting Other Languages to Perl
next if construct : Programming Perl, 8.3.1. Time Efficiency

Next() (Win32::OLE::Enum) : Perl in a Nutshell, Chapter 19, Reference: Next

next_labeled_message() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: next_labeled_message

next_message() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: next_message

NEXTKEY function

Advanced Perl Programming, 9.3. Tying Hashes
Programming Perl, 5.4.3. Tying Hashes

NFA (nondeterministic finite automata)

Perl Cookbook, 6.0. Introduction
Programming Perl, 2.4.1.2. The rules of regular expression matching

$nlink file statistic : Programming Perl, 3.2.159. stat

nlst() (Net::FTP) : Perl in a Nutshell, Chapter 16, Reference: nlst

NNTP (Network News Transfer Protocol) : Perl in a Nutshell, 15. Usenet News

nntppost() (Mail::Internet) : Perl in a Nutshell, Chapter 14, Reference: nntppost

nntpstat() (Net::NNTP) : Perl in a Nutshell, Chapter 15, Reference: nntpstat

no declaration

Perl in a Nutshell, Chapter 5, Reference: no
Programming Perl, 2.6.9. Pragmas
Programming Perl, 3.2.100. no

no_proxy() (LWP::UserAgent) : Perl in a Nutshell, Chapter 17, Reference: no_proxy

no_visits() (LWP::RobotUA) : Perl in a Nutshell, Chapter 17, Reference: no_visits

NodeName function : Learning Perl on Win32 Systems, 16.1. Getting User and Machine Information

NodeName module : Learning Perl on Win32 Systems, B.4. Win32 Extensions

noecho input mode : Perl Cookbook, 15.10. Reading Passwords

NOFILE constant : Perl Cookbook, 7.17. Caching Open Output Filehandles

nomethod operator : Programming Perl, 7.2.48.4. No method

non-blocking I/O : Perl Cookbook, 7.14. Doing Non-Blocking I/O

non-forking servers : Perl Cookbook, 17.13. Non-Forking Servers

non-greedy matching

Perl Cookbook, 6.0. Introduction
Perl Cookbook, 6.15. Greedy and Non-Greedy Matches
Perl in a Nutshell, 4.6.6. Quantifiers

nondeterministic finite automata (NFA)

Perl Cookbook, 6.0. Introduction
Programming Perl, 2.4.1.2. The rules of regular expression matching

none index (Menu widget) : Perl in a Nutshell, 18.15.1. Menu Indexes

nonforker program (example) : Perl Cookbook, 17.13. Non-Forking Servers

nonnblocking filehandles : Advanced Perl Programming, 12.3.3. Nonblocking Filehandles

NonStop option (PERLDB_OPTS) : Perl in a Nutshell, 6.4. Customizing the Debugger

not (!) operator : Programming Perl, 2.5.5. Ideographic Unary Operators

not equal to (!=) operator : Programming Perl, 2.5.12. Equality Operators

NOT functionality in regular expressions : Perl Cookbook, 6.17. Expressing AND, OR, and NOT in a Single Pattern

noTTY option (PERLDB_OPTS) : Perl in a Nutshell, 6.4. Customizing the Debugger

nounder_demo program (example) : Perl Cookbook, 13.15. Creating Magic Variables with tie

nouns : Programming Perl, 1.2.1. Nouns

nph() (CGI.pm) : Perl in a Nutshell, Chapter 10, Reference: nph

$NR variable

Perl in a Nutshell, 4.4.1. Global Special Variables
Programming Perl, 2.9.3. Global Special Variables
Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables

nstore() : Perl Cookbook, 11.13. Storing Data Structures to Disk

NTFS file permissions : Perl in a Nutshell, 19.6. Win32::FileSecurity

NUL characters, and DBM accesses : Learning Perl, 17.3. Using a DBM Hash

null

filehandle

angle operator and : Programming Perl, 2.3.7.2. Line input (angle) operator

list : Programming Perl, 2.3.4. List Values and Arrays

scalars : Programming Perl, 2.3.3.2. Boolean context

NULLABLE attribute (DBI) : Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles

NUM_OF_FIELDS attribute (DBI) : Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles

NUM_OF_PARAMS attribute (DBI) : Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles

numbers

(see also values)

Perl Cookbook, 1.4. Converting Between ASCII Characters and Values

Perl Cookbook, 2.0. Introduction

Learning Perl on Win32 Systems, 2.1. What Is Scalar Data?

Perl in a Nutshell, 4.2.1. Numbers

Programming Perl, 2.3.2.1. Numeric literals

adding commas to : Perl Cookbook, 2.17. Putting Commas in Numbers

automatic conversion to strings : Learning Perl, 2.4.4. Conversion Between Numbers and Strings

for commands, debugger and : Programming Perl, 8.1.2. Using the Debugger

comparing

Programming Perl, 1.5.6. Comparison Operators
Programming Perl, 6.4.2.2. a2p

complex (imaginary)

Perl Cookbook, 2.15. Using Complex Numbers
Programming Perl, 7.2.44. Math::Complex - Complex Numbers Package

converting binary with decimal : Perl Cookbook, 2.4. Converting Between Binary and Decimal

converting with ASCII characters : Perl Cookbook, 1.4. Converting Between ASCII Characters and Values

\d (digit) character class

Learning Perl, 7.3.1. Single-Character Patterns
Perl in a Nutshell, 4.6.4. Character Classes
Programming Perl, 1.7. Regular Expressions

\D (nondigit) character class : Perl in a Nutshell, 4.6.4. Character Classes

decimal places, controlling : Perl Cookbook, 13.14. Overloading Operators

definition of : Learning Perl, 2.1. What Is Scalar Data?

digits in names : Programming Perl, 2.3.1. Variables

fixed-precision numeric fields : Perl in a Nutshell, 4.10. Formats

floating-point

Perl Cookbook, 2.0. Introduction
Perl Cookbook, 2.2. Comparing Floating-Point Numbers
Perl Cookbook, 2.3. Rounding Floating-Point Numbers
Programming Perl, 7.2.42. Math::BigFloat - Arbitrary-Length, Floating-Point Math Package

functions for : Perl in a Nutshell, 5.1. Perl Functions by Category

hexadecimal : (see hexadecimal numbers)

integers

Perl Cookbook, 2.5. Operating on a Series of Integers
Programming Perl, 7.2.38. integer - Do Arithmetic in Integer Instead of Double
Programming Perl, 7.2.43. Math::BigInt - Arbitrary-Length Integer Math Package

justifying by decimal point : Programming Perl, 2.8. Formats

large, underscore and : Programming Perl, 2.3.2.1. Numeric literals

line (__LINE__ token)

Perl Cookbook, 10.4. Determining Current Function Name
Perl in a Nutshell, 4.4.4. Global Special Constants
Programming Perl, 2.3.2.7. Other literal tokens

logarithms : Perl Cookbook, 2.13. Taking Logarithms

matrix multiplication : Perl Cookbook, 2.14. Multiplying Matrices

octal : (see octal characters)

for pages : Programming Perl, 2.9.2. Per-Filehandle Special Variables

plural words based on : Perl Cookbook, 2.18. Printing Correct Plurals

port, getting name for/from

Programming Perl, 3.2.64. getservbyname
Programming Perl, 3.2.65. getservbyport

primes, calculating : Perl Cookbook, 2.19. Program: Calculating Prime Factors

protocol : Programming Perl, 3.2.59. getprotobynumber

random

Perl Cookbook, 2.0. Introduction
Perl Cookbook, 2.7. Generating Random Numbers
Programming Perl, 3.2.115. rand
Programming Perl, 3.2.158. srand
biasing : Perl Cookbook, 2.10. Generating Biased Random Numbers

roman numerals : Perl Cookbook, 2.6. Working with Roman Numerals

sorting numerically : Learning Perl, 15.4. Advanced Sorting

strings as valid numbers : Perl Cookbook, 2.1. Checking Whether a String Is a Valid Number

trigonometry : Perl Cookbook, 2.11. Doing Trigonometry in Degrees, not Radians

truncating with int : Programming Perl, 3.2.76. int

numeric fields (in formats) : Learning Perl, 11.4.2. Numeric Fields

numeric operators : Learning Perl, 2.4.1. Operators for Numbers

NVs (doubles) : Advanced Perl Programming, 20.3.1. Scalar Values

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