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N

n command (debugger) : Debugger Commands
-n switch, perl : Switches
named
pipes : Named pipes
named unary operators
Filename globbing operator
Named Unary and File Test Operators
names
arrays : Variables
capitalization conventions : Variables
commands : Verbs
current working directory : Cwd--Get Pathname of Current Working Directory
file : Other literal tokens
for files (see filenames)
format (see format names)
functions : Verbs
getting from network addresses
gethostbyaddr
getnetbyaddr
getting from port number : getservbyname
global variables : vars--Predeclare Global Variable Names
hashes : Variables
labels and filehandles : Variables
modules : Modules
modules/packages : Programming with Style
program (see $0 variable)
protocol : getprotobynumber
getting from port number : getservbyport
signals : Signals
subroutine : Subroutines
subroutines : Variables
translating to network addresses
gethostbyname
getnetbyname
typeglobs
Typeglobs and Filehandles
Passing Symbol Table Entries (Typeglobs)
user (see usernames)
variable
Symbol--Generate Anonymous Globs; Qualify Variable Names
Programming with Style
variables
Nouns
Variables
namespace (see packages)
namespaces
creating safe : Safe--Create Safe Namespaces for Evaluating Perl Code
naming
socket : bind
natural languages : Natural and Artificial Languages
NDBM_File module : AnyDBM_File--Provide Framework for Multiple DBMs
NDBM_File mofule : NDBM_File--Tied Access to NDBM Files
ne operator : Universal Blunders
negation
arithmetic (-) operator : Ideographic Unary Operators
bitwise (~) operator : Ideographic Unary Operators
logical (!) operator : Ideographic Unary Operators
of character class : Quantifiers
negative lookahead asserion : Regular expression extensions
nested
data structures, printed : Debugger Commands
destruction : Destructors
lists
A Brief Tutorial: Manipulating Lists of Lists
Data Structure Code Examples
packages : Packages
Net: :Ping module : Net::Ping--Check Whether a Host Is Online
network address
translating to names : getnetbyaddr
network addresses
translating to names : gethostbyaddr
networks file (see /etc/networks file)
new method : new
new( ) : FileHandle--Supply Object Methods for Filehandles
newlines
boundary assertions and : The rules of regular expression matching
removing : Filehandles
in string literals : String literals
newsgroups : Usenet Newsgroups
new_from_fd( ) : FileHandle--Supply Object Methods for Filehandles
next operator
Breaking out: next and last
Loop control
next
next if construct : Time Efficiency
NEXTKEY method : Tying Hashes
NFA (nondeterministic finite-state automaton) : The rules of regular expression matching
$nlink file statistic : stat
no declaration
Pragmas
no
nomethod operator : No method
nondeterministic finite-state automaton (NFA) : The rules of regular expression matching
not (!) operator : Ideographic Unary Operators
not equal to (!=) operator : Equality Operators
nouns : Nouns
$NR (see $. variable)
null
filehandle
angle operator and : Line input (angle) operator
list : List Values and Arrays
scalars : Boolean context
number (see _ _LINE_ _ token)
line (see _ _LINE_ _ token)
port
getting protocol name from : getservbyport
port, getting name for : getservbyname
protocol : getprotobynumber
numbers
command (see command history, debugger and)
comparing in awk : a2p
comparison operators for : Comparison Operators
complex : Math::Complex--Complex Numbers Package
\d (for digit) : Regular Expressions
digits in names : Variables
floating-point : Math::BigFloat--Arbitrary-Length, Floating-Point Math Package
hexadecimal (see hexadecimal characters)
The rules of regular expression matching
hex
integer : integer--Do Arithmetic in Integer Instead of Double
integers : Math::BigInt--Arbitrary-Length Integer Math Package
justifying by decimal point : Formats
large, underscore and : Numeric literals
octal (see octal characters)
The rules of regular expression matching
oct
for pages : Per-Filehandle Special Variables
random
rand
srand
truncating with int : int
numeric literals : Numeric literals


Symbols | A | B | C | D | E | F | G | H | I | J | K | L | M | N | O | P | Q | R | S | T | U | V | W | X | Y | Z
Explanatory note

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