Symbols

- (bitwise NOT) operator 52

- (unary negation) operator 51

-- (decrement) operator 51

! (logical NOT) operator 54

!= (not equal) operator 50

!== (strict not equal) operator 50

% (modulus) operator 51

%= operator 49

&& (logical AND) operator 54

& (bitwise AND) operator 52

&= operator 49

*/ comment 90

*= operator 49

+ (string concatenation) operator 55

++ (increment) operator 51

+= (string concatenation) operator 55

+= operator 49

/* comment 90

// comment 90, 150

/= operator 49

< (less than) operator 50

<< (left shift) operator 52, 53

<<= operator 49

<= (less than or equal) operator 50

== (equal) operator 50

=== (strict equal) operator 50

-= operator 49

> (greater than) operator 50

>= (greater than or equal) operator 50

>> (sign-propagating right shift) operator 52, 53

>>= operator 49

>>> (zero-fill right shift) operator 52, 53

>>>= operator 49

?: (conditional) operator 56

^ (bitwise XOR) operator 52

^= operator 49

| (bitwise OR) operator 52

|= operator 49

|| (logical OR) operator 54

(comma) operator 56

A

accumulator

See tainting

A HTML tag 199

alert method 161, 177

AND (&&) logical operator 54

AND (&) bitwise operator 52

applets

controlling with LiveConnect 252

example of 253, 254

flashing text example 254

Hello World example 253, 262

referencing 252

ARCHIVE attribute 222

arguments array 94

arithmetic operators 51

% (modulus) 51

-- (decrement) 51

- (unary negation) 51

++ (increment) 51

Array object

creating 108

overview 107

arrays

See also the individual arrays

associative 100

defined 107

deleting elements 57

indexing 108, 183

Java 251

list of predefined 182

literals 37

populating 108

predefined 182

referring to elements 108, 183

regular expressions and 110

two-dimensional 110

undefined elements 35

ASCII

glossary entry 293

Unicode and 43

assignment operators 49

%= 49

&= 49

*= 49

+= 49

/= 49

<<= 49

-= 49

>>= 49

>>>= 49

^= 49

|= 49

defined 47

B

bitwise operators 51

& (AND) 52

- (NOT) 52

<< (left shift) 52, 53

>> (sign-propagating right shift) 52, 53

>>> (zero-fill right shift) 52, 53

^ (XOR) 52

| (OR) 52

logical 52

shift 53

BLOb, glossary entry 293

blur method 178

Boolean literals 38

Boolean object 111

conditional tests and 38, 80

Boolean type conversions (LiveConnect) 265

booleanValue method 272

break statement 86

browser, hiding scripts from 150

buttons, submit 170

C

captureEvents method 163

capturing events 163

case sensitivity 35, 147

object names 100

property names 100

regular expressions and 74

case statement

See switch statement

CGI, glossary entry 293

CGI programs

and image maps 203

submitting forms to 169

validating form input for 167

char arguments 252

class-based languages, defined 122

classes

defining 122

Java 251

LiveConnect 256, 257

client

glossary entry 293

client-side JavaScript 20, 22

glossary entry 293

illustrated 22

objects 171-187

overview 22

close method 177

window object 191

codebase principals 217

comma () operator 56

commas, in cookies 205

comments 150

comments, types of 90

comment statement 90

comparison operators 50

!= (not equal) 50

!== (strict not equal) 50

< (less than) 50

<= (less than or equal) 50

== (equal) 50

=== (strict equal) 50

> (greater than) 50

>= (greater than or equal) 50

compute function 161

conditional (?:) operator 56

conditional expressions 56

conditional statements 80-82

if...else 80

switch 81

conditional tests, Boolean objects and 38, 80

confirm method 161, 177

console, JavaScript 289

constructor functions 102

global information in 141

initializing property values with 133

containership

specifying default object 89

with statement and 89

continue statement 87

cookies

defined 205

example of use 207

glossary entry 293

with JavaScript 206

limitations for 206

using 205

CORBA, glossary entry 293

core JavaScript 22

glossary entry 293

D

data tainting

See tainting

data types

Boolean conversions 265

converting 34

converting with LiveConnect 263-272

and Date object 34

JavaArray conversions 268

JavaClass conversions 270

JavaObject conversions 268

in JavaScript 26, 33

JavaScript to Java conversion 264

Java to JavaScript conversion 272

null conversions 268

number conversions 264

other conversions 271

string conversions 266

undefined conversions 267

Date object

creating 111

overview 111

dates

cookie expiration 205

Debugger 27

decrement (--) operator 51

default objects, specifying 89

defaultStatus property 204

delete operator 57, 107

deleting

array elements 57

objects 57, 107

properties 57

deprecate, glossary entry 293

dialog boxes

Alert 177

Confirm 161, 177

Prompt 177

directories

conventions used 18

do...while statement 84

document conventions 18

document object 173

See also documents

described 178

example of properties 174-175

documents

See also windows

document object 178

E

ECMA, glossary entry 293

ECMAScript, glossary entry 294

ECMA specification 28

JavaScript documentation and 30

JavaScript versions and 29

terminology 30

elements array 179

elements property

See elements array

else statement

See if...else statement

end_time method (LiveAudio) 274

entities 153

error messages

displaying to users 289

escape function 98, 205, 206

escaping characters 42

Unicode 45

eval function 95, 161

evaluating expressions 290

event handlers

See also the individual event handlers

defining 157, 159

defining functions for 160

example of use 160-161

list of 158

quotation marks for 154

referring to windows 197

resetting 162

syntax for 159

validating form input with 167

event object 163

events 157-170

capturing 163

defined 157

list of 158

exceptions

handling in Java 259

exec method 70

expressions

See also regular expressions

conditional 56

evaluating in JavaScript console 290

in HTML attributes 153

overview 47

that return no value 60

types of 48

external functions, glossary entry 294

F

fade_from_to method (LiveAudio) 274

fade_to method (LiveAudio) 274

flashing text applet example 254

floating-point literals 39

floatValue method 272

focus method 178

for...in statement 88, 100

for loops

continuation of 87

sequence of execution 83

termination of 86

form elements

updating 187

updating dynamically 177

FORM HTML tag 173, 199

Form object

See also forms

described 179

elements array 179

forms

elements array 179

Form object 179

forms array 179

referring to windows in submit 199

validating input 167

forms array 179

forms property

See forms array

for statement 83

FRAME HTML tag 177

Frame object

See also frames

described 177-178

frames

closing 191

creating 192

defined 191

example of creation 195-196

figure of 192

Frame object 177-178

frames array 193, 194

hierarchy of 193

navigating 195

referring to 195, 197-199

updating 194

frames array 193, 194

FRAMESET HTML tag 192

frames property

See frames array

function keyword 91

Function object 114

functions 91-98

arguments array 94

calling 93

defining 91

examples of 168

Function object 114

importing and exporting in signed scripts 231, 234

predefined 95-98

recursive 93

using built-in 95-98

using validation 169-170

G

getDay method 112

getHours method 114

getMember method 258

getMinutes method 114

getSeconds method 114

getTime method 113

GetVolume method (LiveAudio) 274

global object 30

go method 180

H

handleEvent method 163

hash errors and signed scripts 239

Hello World applet example 253, 262

history list 180

history object 173

described 180

HREF attribute 203

HTML

embedding JavaScript in 147-155

glossary entry 294

layout 176-177

HTML tags

A 199

FORM 173, 199

FRAME 177

FRAMESET 192

IMG 203

MAP 202

NOSCRIPT 154

PRE 185

SCRIPT 148, 214, 222, 223

TITLE 175

HTTP

glossary entry 294

hypertext

See links

I

ID attribute 223

identity taint code 242

if...else statement 80

image maps

client-side 202

server-side 203

IMG HTML tag 203

increment (++) operator 51

inheritance

class-based languages and 123

multiple 143

property 138

initializers for objects 101

integers, in JavaScript 39

international characters in signed scripts 231

internationalization 43

IP address, glossary entry 294

isFinite function 95

ISMAP attribute 203

isNaN function 96

IsPaused method (LiveAudio) 274

IsPlaying method (LiveAudio) 274

IsReady method (LiveAudio) 274

J

JAR files 222, 223, 234

Java

See also LiveConnect

accessing JavaScript 256

accessing with LiveConnect 249

applets and same origin policy 215

arrays in JavaScript 251

calling from JavaScript 249

classes 251

communication with JavaScript 247-272

compared to JavaScript 26, 121-144

getting JavaScript window handle 260

to JavaScript communication 256

JavaScript exceptions and 259

methods requiring char arguments 252

objects, naming in JavaScript 250

object wrappers 249

packages 251

JavaArray object 249, 251

JavaArray type conversions 268

JavaClass object 249, 251

JavaClass type conversions (LiveConnect) 270

JavaObject object 249, 250

JavaObject type conversions 268

java package 250

JavaPackage object 249, 251

JavaScript

accessing from Java 256

background for using 15

case sensitivity 147

client-side 22

communication with Java 247-272

compared to Java 26, 121-144

components illustrated 21

core 22

differences between server and client 20

displaying errors 289

ECMA specification and 28

embedding in HTML 147-155

entities 153

external file of 152, 214

and HTML layout 176-177

to Java Communication 249

Navigator 22-23

object wrappers 272

overview 19

right-hand evaluation 153

server-side 24-26

special characters 41

specifying version 148

URLs 201

versions and Navigator 16

JavaScript console 289

displaying error messages 291

evaluating expressions 290

glossary entry 294

opening 290

javascript typein 290

JSException class 256, 259

JSObject, accessing JavaScript with 257

JSObject class 256

L

labeled statements

with break 86

with continue 87

label statement 86

language, specifying 148

LANGUAGE attribute 148

layers

same origin policy and 214

signed scripts and 219

unsigned 230

layout, HTML 176-177

left shift (<<) operator 52, 53

length property 118

links

creating 199

image maps 203

referring to windows 199

with no destination 60

literals 37

Array 37

Boolean 38

floating point 39

integers 39

object 40

string 41

LiveAudio 273-278

examples 275

and LiveConnect 273-278

methods 274

LiveConnect 247-272

accessing Java directly 249

accessing JavaScript objects 260

accessing JavaScript properties 260

calling JavaScript methods 261

calling user-defined functions from Java 262

controlling Java applets 252

controlling Java plug-ins 255

converting data types 263-272

getting a window handle 260

glossary entry 294

Hello World example 262

Java to JavaScript communication 256

and LiveAudio 273-278

objects 249

LiveWire applications, validating form input for 167

location object 173

described 180

location property 194

logical operators 54

! (NOT) 54

&& (AND) 54

|| (OR) 54

short-circuit evaluation 55

loops

continuation of 87

for...in 88

termination of 86

loop statements 82-88

break 86

continue 87

do...while 84

for 83

label 86

while 85

lowercase 35, 147

M

mail filters 281-287

creating 282

debugging 286

example of 286

message object reference 284

news filters 284

MAP HTML tag 202

matching patterns

See regular expressions

match method 70

Math object 116

messages

Alert dialog box 177

Confirm dialog box 177

Prompt dialog box 177

status bar 204

METHOD attribute 175

methods

defined 92

defining 105

referring to windows 197

static 295

MIME, glossary entry 294

MIME types

client capability 208

mimeTypes array 209

mimeTypes property

See mimeTypes array

modulus (%) operator 51

N

NAME attribute 175

Navigator

and JavaScript 22, 24

JavaScript versions supported 16

MIME types supported 208

objects, hierarchy of 171

predefined arrays 182

printing output 185

Navigator JavaScript

See client-side JavaScript

navigator object 172

See also Navigator

described 181

Netscape cookie protocol

glossary entry 294

Netscape Messenger 281-287

netscape package 250

Netscape packages

See packages

Netscape Signing Tool 215, 237

new operator 58, 102

NOSCRIPT HTML tag 154

NOT (!) logical operator 54

NOT (-) bitwise operator 52

NS_ENABLE_TAINT environment variable 241

null keyword 33

null value conversions (LiveConnect) 268

Number function 97

Number object 117

numbers

Number object 117

parsing from strings 96

type conversions (LiveConnect) 264

O

object manipulation statements

for...in 88

this keyword 58

with statement 89

object model 121-144

objects 99-119, 171-187

adding properties 103, 104

constructor function for 102

creating 101-103

creating new types 58

deleting 57, 107

establishing default 89

event 163

getting list of properties for 100

hierarchy of 171

indexing properties 104

inheritance 129

initializers for 101

iterating properties 100

JavaScript in Java 257

literals 40

LiveConnect 249

model of 121-144

overview 100

predefined 107

single instances of 101

onChange event handler 167, 169

onClick event handler 161, 167, 169, 208

onMouseOut event handler 204

onMouseOver event handler 204

onSubmit event handler 170

open method 177

window object 190

operators

arithmetic 51

assignment 49

bitwise 51

comparison 50

defined 47

logical 54

order of 61

overview 48

precedence 61

special 56

string 55

OR (|) bitwise operator 52

OR (||) logical operator 54

output

displaying 187

printing 185

P

packages, Java 251

Packages object 250

pages

objects for 172

updating 187

parentheses in regular expressions 69, 73

parent property 197

parseFloat function 96

parseInt function 96

parse method 113

pattern matching

See regular expressions

pause method (LiveAudio) 274

PI property 116

play method (LiveAudio) 274

Plugin class 256

Plugin object

See plug-ins

plug-ins

controlling with LiveConnect 255

determining installed 208

plugins array 209

plugins property

See plugins array

predefined objects 107

PRE HTML tag 185

primitive value, glossary entry 294

printing generated HTML 185

prompt method 177

properties

See also the individual properties

adding 104, 131

class-based languages and 123

creating 131

getting list of for an object 100

indexing 104

inheritance 129, 138

initializing with constructors 133

iterating for an object 100

naming 175

overview 100

referring to 173

referring to windows 197

static 295

prototype-based languages, defined 122

prototypes 129

Q

quotation marks

for string literals 41

using double 154

using single 154

R

reflection 176-177

RegExp object 63-77

regular expressions 63-77

arrays and 110

creating 64

defined 63

examples of 75

global search with 74

ignoring case 74

parentheses in 69, 73

remembering substrings 69, 73

special characters in 65, 77

using 70

writing patterns 64

releaseEvents method 163

replace method 70

return statement 92

right-hand evaluation 153

routeEvent method 163

S

same origin policy 212-215

document.domain 213

Java applets 215

layers 214

named forms 214

properties accessed 213

SCRIPT tags that load documents 214

SCRIPT HTML tag 148

ARCHIVE attribute 222

ID attribute 223

LANGUAGE attribute 148

SRC attribute 152, 214

scripts

example of 151

hiding 150

SCRIPT tag 148, 214, 222

signed 215-239

scroll method 178

search method 70

security 211-243

See also same origin policy, signed scripts, tainting

same origin policy 212-215

signed scripts 215-239

tainting 240-243

self property 197

semicolons

for event handlers 159

in cookies 205

in JavaScript 151

servers

accessing 243

SSL secure 216

server-side JavaScript 20, 24-26

glossary entry 295

illustrated 24, 25

setDay method 112

setInterval method 178

setTime method 113

setTimeout method 178

setvol method (LiveAudio) 274

short-circuit evaluation 55

signed scripts 215-239

after signing 238

codebase principals and 217

events from other locations 230

expanded privileges 224

frames and 230

hash errors 239

hints for using 234

identifying 222

importing and exporting functions 231, 234

international characters in 231

JAR file name 222, 223, 234

Java security classes 224

layers and 219

more information on 216

Netscape Signing Tool 215, 237

principals 215, 218

privileges 215

SSL servers and 216

targets 215, 226

troubleshooting 238

trusted code base 235

unsigned layers 230

using minimal capability 237

windows and 219

sign-propagating right shift (>>) operator 52, 53

space characters, in cookies 205

special characters in regular expressions 65, 77

special operators 56

split method 70

SRC attribute 152, 214

SSL, unsigned scripts and 216

start_at_beginning method (LiveAudio) 274

start_time method (LiveAudio) 274

statements

break 86

conditional 80-82

continue 87

do...while 84

for 83

for...in 88

if...else 80

label 86

loop 82-88

object manipulation 88-89

overview 79-90

switch 81

while 85

static, glossary entry 295

status bar

displaying hints 204

displaying messages 178, 204

status property 178, 204

stop_at_end method (LiveAudio) 274

StopAll method (LiveAudio) 274

stop method (LiveAudio) 274

String function 97

string literals 41

Unicode in 44

String object

overview 118

regular expressions and 70

strings

changing order using regular expressions 75

concatenating 55

operators for 55

regular expressions and 63

searching for patterns 63

type conversions (LiveConnect) 266

subclasses 123

submit method 170

subwindows, updating 187

sun package 250

switch statement 81

T

tainting 240-243

accumulator 243

conditional statements and 243

control flow and 243

enabling 241

individual data elements 242

NS_ENABLE_TAINT 241

overview 240

properties tainted by default 240

taint accumulator 243

taint code 242

untainting data elements 242

TARGET attribute 199

TCB 235

test method 70

this keyword 102, 105, 160, 169

described 58

for object references 106

TITLE HTML tag 175

toGMTString method 205

top property 197

toString method 272

trusted code base (TCB) 235

typeof operator 59

U

unary negation (-) operator 51

undefined property 34

undefined value 35

conversions (LiveConnect) 267

unescape function 98, 205, 207

Unicode 43-46

described 43

escape sequences 45

string literals and 44

Unicode Consortium 46

values for special characters 44

uppercase 35, 147

URLs

conventions used 18

glossary entry 295

javascript: 201

V

variables

declaring 35

in JavaScript 35

naming 35

scope of 36

undefined 35

var statement 35

versions of JavaScript 16

Visual JavaScript 28

void operator 60

W

while loops

continuation of 87

termination of 86

while statement 85

window object 172

See also windows

described 177-178

methods of 177

windows

See also documents

closing 191

giving focus to 200

handles for 260

naming 190, 197

navigating among 200

opening 190

overview 190

referring to 197-199

signed scripts and 219

taint accumulator 243

window object 177-178

with statement 117

described 89

wrappers

for Java objects 249

for JavaScript objects 272

writeln method 185

write method

using 183

WWW, glossary entry 295

X

XOR (^) operator 52

Z

zero-fill right shift (>>>) operator 52, 53

Last Updated: 05/27/99 21:21:51