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

N

\n whitespace, newline characters : Escape Sequences in String Literals
n attribute (<nextid>) : The n attribute
n command (debugger) : Debugger Commands
n newline">\n (newline character) : Perl (UNIX, Windows, Macintosh)
-n switch, perl : Switches
name attribute Text and Password Fields Radio Buttons and Checkboxes <a> The name attribute Hyperlink Names and Navigation Attributes <applet> Attributes The name attribute The JavaObject Object Interacting with Applets <embed> The name attribute Attributes The JavaObject Object <form> Form Element Names and Values Naming Forms and Form Elements The name attribute <frame> Attributes Frames The <frame> Tag The name attribute Attributes Window and Frame Names <img> The name, onAbort, onError, and onL... Images in tables <input> Attributes The <input> Tag Text and Password Fields <layer> : The name attribute <map> tag : Attributes <meta> The name attribute Attributes <object> The id and name attributes Attributes <param> The name and value attributes Attributes
<select> tag Attributes The <select> Tag
with radio buttons : Radio Buttons and Checkboxes

name property

Other Window Programming Techniques
for Element object : Element.name
for form elements : Form Element Names and Values
for Image object : Image.name
for Plugin object : Plugin.name
for Window object The Window Object Window.name

name servers : Talking the Internet Talk

name space : The JavaScript Name Space

name=value pairs : The Set-Cookie Response Header

named pipes : Named pipes

named parameters

Passing parameters explicitly
Using named parameters with GET app...

named unary operators

Filename globbing operator
Named Unary and File Test Operators

names (see HTTP_USER_AGENT)

arrays : Variables
browser (see HTTP_USER_AGENT)
capitalization conventions : Variables
case sensitivity : Case Sensitivity
color : Color Names
commands : Verbs
current working directory : Cwd--Get Pathname of Current Workin...
entities (see entities)
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
package identifiers : Packages
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 REMOTE_HOST)
variable Symbol--Generate Anonymous Globs; Q... Programming with Style
variables Nouns Variables

names (identifiers) : Identifiers

browser window : Window and Frame Names
forms and form elements : Naming Forms and Form Elements
function : The Function() Constructor
function arguments : The arguments[] Array
of properties, as strings : Objects as Associative Arrays
reserved words : Reserved Words
for standard colors : JavaScript and HTML Color Names and...

names for colors : Color Names

namespace (see packages)

namespaces

creating safe : Safe--Create Safe Namespaces for Ev...

naming

case conventions Classes in JavaScript Event Handlers in JavaScript
socket : bind

NaN (not-a-number)

Core Language Changes
Special Numeric Values
Converting Strings to Numbers
isNaN()
equality and : Inequality (!=)

NaN (Not-a-Number) : Number.NaN

NaN (value)

isNaN( ) Function
Constants

natural languages : Natural and Artificial Languages

natural logarithms : Math Object

navigate()

The Location Object
Window.navigate()

Navigator 2.0 : Client-Side JavaScript

arrays in : Arrays in Navigator 2.0
bugs in : Commonly Encountered JavaScript Bug...
differences from 3.0 : Differences between Navigator 2.0 a...
memory management : Per-Page Memory Management in Navig...
security holes/hobbles : Security Holes and Security Hobbles
SRC attribute and : Included Files and Compatibility wi...

Navigator 3.0

JavaScript Is Not Java Simplified
Client-Side JavaScript
bugs in : Known JavaScript Bugs in Navigator 3.0
documentation : Official Netscape Documentation
enabling data tainting : Enabling Data Tainting in Navigator 3.0
image manipulation : Image Manipulation
JavaScript HTML entity JavaScript Entities JavaScript Entity Execution
reference counting : Reference Counting in Navigator 3.0
scripts exclusively for : The LANGUAGE Attribute
security : JavaScript Security
security hobbles in : Security Hobbles in Navigator 3.0
special numeric constants : Special Numeric Values

Navigator 4.0 : A Preview of Navigator 4.0

Navigator object

Still More Features

The Navigator, MimeType, and Plugin...
navigator
Navigator
Navigator.appCodeName
Navigator.appName
Navigator.appVersion
Navigator.javaEnabled()
Navigator.mimeTypes[]
Navigator.plugins[]
Navigator.plugins.refresh()
Navigator.taintEnabled()
Navigator.userAgent
Navigator Object

navigator property

The Navigator, MimeType, and Plugin...
navigator
Properties

NCSA imagemap program : GET vs. POST

NCSA server (see also web servers)

access log : Web Server Accesses

NDBM_File module : AnyDBM_File--Provide Framework for ...

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

negation (-) operator : Unary Negation (-)

negative infinity (-Inf)

Special Numeric Values
Number.NEGATIVE_INFINITY

negative lookahead asserion : Regular expression extensions

NEGATIVE_INFINITY constant : Constants

nested

data structures, printed : Debugger Commands
destruction : Destructors
framesets : Nested Framesets
HTML tags : HTML Tag Syntax
lists A Brief Tutorial: Manipulating List... Data Structure Code Examples
packages : Packages

nested arrays (see multidimentional arrays)

nesting

content-based style tags : Combining Content-Based Styles
<frameset> tags : Nesting <frameset> Tags
lists : Nesting Lists
physical style tags : Combining Physical Styles
styles : Contextual Selectors
tables in forms : Building forms with nested tables
tags : Proper and Improper Nesting

Net: :Ping module : Net::Ping--Check Whether a Host Is ...

netpbm : Utilities and Applications

Netscape

Standalone JavaScript

documentation : Official Netscape Documentation

Netscape Navigator

Golden Threads
Nonstandard Extensions
Netscape Navigator HTML Exclusives
executable applications Applets The type and valuetype attributes
plug-ins Video Extensions Embedding Other Document Types

Netscape persistent cookies

Netscape Persistent Cookies

netscape property

netscape
Packages.netscape
Properties
Properties

NetSite server : Other Languages Under Microsoft Windows

network address

translating to names : getnetbyaddr

network addresses

translating to names : gethostbyaddr

Network News Transfer Protocol (see NNTP)

networking

Java activity and : Java network activity can cause exc...

networks file (see /etc/networks file)

networks, Perl and : Networking

new command : Cookie Server

new method : new

new operator

Data Type Wrapper Objects
Object Creation Operator (new)
Creating New Objects with Constructors
Creating Arrays
JavaClass object and : The JavaClass Object

new( ) : FileHandle--Supply Object Methods f...

newline (\n) characters : Perl (UNIX, Windows, Macintosh)

newline (\\n) characters : Multipart Forms

\\n (newline character) : Multipart Forms

newline characters (see whitespace)

newlines

boundary assertions and : The rules of regular expression matching
removing : Filehandles
in string literals : String literals

newpath operator : Another Example: System Load Average

news URL : The news URL

newsgroups : Usenet Newsgroups

newsgroups, JavaScript : Discussion of JavaScript

new_from_fd( ) : FileHandle--Supply Object Methods f...

next operator

Breaking out: next and last
Loop control
next
next if construct : Time Efficiency

next property

History.next
Properties

<nextid> tag

The <nextid> Header ...
<nextid>

NEXTKEY method : Tying Hashes

NFA (nondeterministic finite-state automaton) : The rules of regular expression matching

$nlink file statistic : stat

NNTP (Network News Transfer Protocol)

Overview
Network News on the Web

status codes : Network News on the Web

nntp URL : The nntp URL

no declaration

Pragmas
no

"No Response" status code : The "No Response" Code

no/yes (see Boolean data type)

<nobr> tags

The <nobr> Tag
The <wbr> Tag

NoCache method : Form Creation and Parsing

<noembed> tag : The <noembed> Tag

<noframes> tag

The <noframes> Tag
<noframes>
Frames

nohref attribute (<area>)

The nohref attribute
Attributes

nomethod operator : No method

non-contiguous array elements (see sparse arrays)

non-HTML documents : Non-HTML Documents

non-parsed headers

Complete (Non-Parsed) Headers
Server Push

nondeterministic finite-state automaton (NFA) : The rules of regular expression matching

noresize attribute

<frame> tag Attributes Frame Layout The <frame> Tag
<iframe> tag : Attributes

noresize attribute (<frame>) : The noresize attribute

<noscript> tag

The <noscript> Tag
<noscript>
Netscape Navigator HTML Exclusives

noshade attribute (<hr>) : The noshade attribute

noshade attribute, <hr> : Attributes

not (!) operator

Ideographic Unary Operators
Logical Not (!)

not (~) operator : Bitwise Not (~)

not equal operator (see inequality operator)

not equal to (!=) operator : Equality Operators

"Not Found" status code

Status Codes
Checking Hypertext (HTTP) Links

"Not Implemented" status code : Status Codes

Not-a-Number (NaN) : Number.NaN

not-a-number (NaN)

Core Language Changes
Special Numeric Values
Converting Strings to Numbers
isNaN()
equality and : Inequality (!=)

not-a-number value

isNaN( ) Function
Constants

notab attribute

<input> : The notab and taborder Attributes
<object> : The notab attribute

nouns : Nouns

nowrap attribute

<div> tags : The nowrap attribute
<th> and <td> : The nowrap attribute
<tr> : The nowrap attribute

nowrap attribute, <td> and <th>

Attributes
The <th> and <td> Tags

nph- headers

Complete (Non-Parsed) Headers

Server Push

$NR (see $. variable)

nroff utility

UNIX Manual Page Gateway

null

filehandle angle operator and : Line input (angle) operator
list : List Values and Arrays
scalars : Boolean context

null (keyword)

The null Literal
Null
breaking cyclical references : Shortcomings of Garbage Collection ...
converting Conversions to Strings Conversions to Numbers Conversions to booleans Conversions to Objects
testing for existence with : Event Handlers

number (see _ _LINE_ _ token) : Number Object

line (see _ _LINE_ _ token)
port getting protocol name from : getservbyport
port, getting name for : getservbyname
protocol : getprotobynumber

Number object

Number
Number.MAX_VALUE
Number.MIN_VALUE
Number.NaN
Number.NEGATIVE_INFINITY
Number.POSITIVE_INFINITY
Number.prototype
Number.toString()
Number.valueOf()

Number() : Conversions to Objects

numbered lists (see ordered lists)

numbers

Numbers

Converting Strings to Numbers

binary : Bitwise Operators
command (see command history, debugger and)
comparing in awk : a2p
comparison operators for : Comparison Operators
complex : Math::Complex--Complex Numbers Package
converting (see converting)
converting to parseFloat() parseInt()
\d (for digit) : Regular Expressions
digits in names : Variables
floating-point Math::BigFloat--Arbitrary-Length, F... Conversion of floating-point values... Still More Features Floating-Point Literals Numbers parseFloat()
hexadecimal (see hexadecimal characters) The rules of regular expression matching hex Octal and Hexadecimal Literals
integer : integer--Do Arithmetic in Integer I...
integers Math::BigInt--Arbitrary-Length Inte... Integer Literals parseInt()
JavaScript range of Number.MAX_VALUE Number.MIN_VALUE
justifying by decimal point : Formats
large, underscore and : Numeric literals
Math object : Math Object
NaN (see NaN)
Number object : Number Object
octal (see octal characters) The rules of regular expression matching oct Octal and Hexadecimal Literals Escape Sequences in String Literals
for pages : Per-Filehandle Special Variables
parseFloat( ) parseFloat( ) Function parseInt( ) Function
psuedo-random : Math.random()
random rand srand
size of : Floating-Point Literals
truncating with int : int

numeric context : Conversions to Numbers

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