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S

s (for substitute) operator : Designing Applications Using Forms ...
s command (debugger) : Debugger Commands
S command (debugger) : Debugger Commands
-s file test operator : Named Unary and File Test Operators
-S file test operator : Named Unary and File Test Operators
\s (for whitespace) : Regular Expressions
/s modifier Pattern Matching The fine print Pattern-Matching Operators
s/// operator (see substitution operator)
-S switch, perl Switches UNIX-domain clients and servers
-s switch, perl Switches The Perl Debugger
<s> tags (see <strike tags>)
s2p program s2p Translation from Awk and Sed
Safe module Safe Safe--Create Safe Namespaces for Ev...
<samp> tags <samp> The <samp> Tag
saving caching images : Off-Screen Images and Caching caching JavaScript code : Including JavaScript Files cookies : Storing Cookies filehandles : SelectSaver--Save and Restore Selec... generated text : Printing and saving generated text state (see cookies)
scalar context Scalar and list context Functions forcing : scalar range (..) operator in : Range Operator recognizing in debugger : Using the Debugger
scalar function CGI Side Includes scalar
scalar variables in angle brackets : Line input (angle) operator
scalars Scalar Values Singularities Built-in Data Types anonymous : Tying Scalars byte length of : length instance variables : Scalar Instance Variables list of (see arrays) tied : Tie::Scalar, Tie::StdScalar--Base C... tying : Tying Scalars unordered set of (see hashes)
scalefont operator : Digital Clock
scheme : Uniform Resource Locators (URLs)
Schwartz, Randal : Set UID/GID Wrapper
scope, variable : Variable Scope
scoped declarations : Scoped Declarations
SCRIPT_NAME environment variable : CGI Environment Variables
<script> tags <script> Client-Side JavaScript Examples The <script> Tag Document.write() in nested tables Frame properties overwrite others Executable Content: JavaScript in a... The <SCRIPT> Tag Hiding Scripts from Old Browsers FOR and EVENT attributes Event Handlers in <SCRIPT> Tags Scripts
ScriptAlias directive : Running CGI Scripts
scripting languages JavaScript Is Not Simple language attribute Exploring JavaScript The LANGUAGE Attribute The LANGUAGE Attribute The language attribute Attributes
scripts building with -e switch : Switches CGI (see programs, CGIl server-side JavaScript) checking syntax of : Switches controlling debugger from : Using the Debugger debugging (see debugging) dumping core files : Switches embedding in messages : Switches end marker for : Other literal tokens event-driven : The Event-Driven Programming Model examples of, obtaining : Examples executing system Scripts after <frameset> tags : Scripts in framesets hiding from browsers Comments Hiding Scripts from Old Browsers insecure : Handling Insecure Code JavaScript (see JavaScript) multiple in document : The <SCRIPT> Tag names of (see $0 variable) overwriting : Overwriting the current script pausing : sleep performance of (see performance) programming style : Programming with Style running time of : Named Unary and File Test Operators searching for : Switches size limits : Script size limit standard test : Test::Harness--Run Perl Standard Te... terminating with exec : exec troubleshooting : Common Goofs for Novices writing : Exploring JavaScript
SCRIPT_NAME variable : Using Environment Variables
scroll( ) Methods The Window Object Still More Features Other Window Programming Techniques Window.scroll()
scroll behavior (<marquee>) : The behavior, direction, and loop a...
scrollamount attribute (<marquee>) The scrollamount and scrolldelay at... Attributes
scrollbars Attributes Attributes Frames Frame Layout
scrolldelay attribute (<marquee>) The scrollamount and scrolldelay at... Attributes
scrolled lists : Menus and Scrolled Lists
scrolling fixing images against : The bgproperties attribute frames and : The scrolling attribute <marquee> tags and The <marquee> Tag The style and class attributes
scrolling attribute <frame> tag Attributes The <frame> Tag <iframe> tag Attributes The scrolling attribute
SDBM_File module AnyDBM_File--Provide Framework for ... SDBM_File--Tied Access to SDBM Files
search parameter of URLs : The http search parameter
search property The Location Object URL.search Properties
search/index gateway : Search/Index Gateway
Search::Dict module : Search::Dict--Search for Key in Dic...
searchable documents Searchable Documents Creating Searchable Documents Server dependencies
searching grep function for grep Programming with Style linear, versus hashes : Time Efficiency for lines in text file : Examples Perl functions for : Search and Replace Functions for scripts : Switches strings index rindex lastIndexOf() web pages : The Link Object
seconds Date.getSeconds() Date.setSeconds() (see also date and time)
sections document The <div> Tag Using Rules to Divide Your Document table Defining Table Sections Using table sections
secure attribute (cookies) Syntax of the Set-Cookie HTTP Respo... The Set-Cookie Response Header
security Is a Perl CGI program more or less ... Running CGI Scripts Perl in a Nutshell srand Security Hobbles JavaScript Security JavaScript Security ActiveX and : Writing Applets bypassing shell : Talking to yourself cookies and : An Overview of Cookies data-tainting model JavaScript Security The Data-Tainting Security Model taint() untaint() denial of service attacks Infinite Loops in JavaScript Security Hobbles in Navigator 3.0 difference between Navigator 2.0 and 3.0 : JavaScript Security downloaded web pages : Interact with Document Content external programs : Executing External Programs forms and : Security History object and The History Object Security Holes and Security Hobbles holes, finding with CGI Lint : CGI Lint in Action insecure code : Handling Insecure Code insecure data : Handling Insecure Data Internet Explorer 3.0 : Security PATH environment variable : Cleaning up your path query strings and : Query Strings reading code : Can people read my Perl CGI program... reading/writing files : What JavaScript Can't Do referrer property for : Document Properties Safe module : Safe--Create Safe Namespaces for Ev... UNIX bugs : Security bugs user authentication : User Authentication and Identification web crawler restrictions : The Link Object
sed C Shell (UNIX Only) Sed Traps converting to/from Perl Translation from Awk and Sed s2p
seed, random number : srand
seek( ) : LiveVideo
seek function : seek
seekdir function : seekdir
seekfunction (see also tell function)
select( ) Element.select() Methods
Select element Option Object Select Object Form Elements Form Element Names and Values Select Select.blur() Select.click() Select.focus() Select.form Select.length Select.onblur() Select.onchange() Select.onfocus() Select.options[] Select.selectedIndex Select.type
select function fileno print select (output filehandle) select (ready file descriptors) for format variables : Format Variables
<select> tags Menus and Scrolled Lists <select> The <select> Tag The Form Literal Section HTML syntax The <select> Tag The style and class attributes Form Element Names and Values
selected attribute (<option>) Attributes The <select> Tag The selected attribute
selected property Option.selected Properties
selectedIndex property Select.selectedIndex Properties
selection lists The <select> Tag The style and class attributes <select>
SelectSaver module : SelectSaver--Save and Restore Selec...
self property The Function Object The Implicit Window Reference Window.self Properties
_self target Special Targets Frame Targets
SelfLoader module SelfLoader--Load Functions Only on ... Devel::SelfStubber--Generate Stubs ... Devel::SelfStubber--Generate Stubs ...
SelfStubber module : Devel::SelfStubber--Generate Stubs ...
semantics : use
semaphores : semget
semctl function : semctl
semget function : semget
semicolon (;) Netscape Persistent Cookies Simple Statements Universal Blunders Optional Semicolons Statements
semop function : semop
send function : send
sendmail utility : Mail Gateway
seq function : Using the Berkeley DB interface directly
Server header : Server
server push Animation Server Push animated clock example : Animated Clock
server redirection Server Redirection The imagemap display Pipes and the open Command
server response codes (see HTTP status codes)
server response headers : Server Response Headers
server side includes (see SSI)
<server> tags : The <server> Tag
SERVER_NAME environment variable CGI Environment Variables Using Environment Variables
SERVER_PORT environment variable CGI Environment Variables Using Environment Variables
SERVER_PROTOCOL environment variable CGI Environment Variables Using Environment Variables
server-push documents An Overview of Dynamic Documents Server-Push Documents Server-push example application for...
server-side image maps Image Maps The ismap and usemap attributes Server-Side Image Maps Server-side considerations
server-side JavaScript Server-Side JavaScript JavaScript Overview compatibility through : Compatibility Through CGI Scripts
SERVER_SOFTWARE environment variable CGI Environment Variables Using Environment Variables
ServerRoot directive : Configuring the Server
servers Clients, Servers, and Browsers The http server Clients and Servers communicating with clients (see HTTP) configuring for SSI : Configuring the Apache and NCSA Ser... cookie Maintaining State with a Server Cookie Client data to/from (see forms) errors, HTTP codes for : Server Errors form programming Forms Programming Handling POST Forms HTTP response codes : Server Response Codes information Overview Forking/Spawning Child Processes <isindex> tag and : Server dependencies simulating : Server Simulation TCP : Internet TCP clients and servers Window from different : Security Hobbles in Navigator 3.0 web (see web servers)
service port number (see port)
set command (Tcl) : Tcl
Set-Cookie header CGI and Response Headers Netscape Persistent Cookies The Set-Cookie Response Header Set-Cookie Syntax of the Set-Cookie HTTP Respo...
SetAnchorObject( ) : Live3D
SetBackgroundImage( ) : Live3D
setDate( ) Methods Date.setDate()
setfont operator : Digital Clock
setgid function : Talking to yourself
setgrent function : getgrent
setgrp function : setpgrp
sethostent function : gethostent
setHours( ) Methods Date.setHours()
setlocale( ) : I18N::Collate--Compare 8-bit Scalar...
setlogmask( ) : Sys::Syslog--Perl Interface to UNIX...
setMember( ) The JSObject Class JSObject.setMember()
setMinutes( ) Methods Date.setMinutes()
setMonth( ) Methods Date.setMonth()
setpriority function : setpriority
setprotoent function : getprotoent
setpwent function : getpwent
sets of bits (see vec function)
sets of strings (see hashes)
setSeconds( ) Methods Date.setSeconds()
setservent function : getservent
setSlot() The JSObject Class JSObject.setSlot()
setsockopt function : setsockopt
setTime( ) Methods Date.setTime()
setTimeout( ) Methods setTimeout() memory leak Still More Features Timer Events Flushing Generated Output Window.clearTimeout() Window.setTimeout()
setuid function : Talking to yourself
setvbuf( ) : FileHandle--Supply Object Methods f...
setvol() : LiveAudio
setYear( ) Methods Date.setYear()
SGML DTD (see DTD for HTML)
sh (Bourne shell) : Command Processing
shape attribute (<area>) The coords attribute The shape attribute Attributes
shapes attribute (<object>) The shapes and usemap attributes Attributes
shared memory segment ID : shmget
sharp (see #)
shebang notation (see #! notation)
Shell module : Shell--Run Shell Commands Transpare...
shells Shell Traps bypassing : Talking to yourself
shift command : Socket I/O in Perl
shift function : shift
shift operators Shift Operators shift left (<<) operator : Shift Left (<<) shift right with sign (>>) operator : Shift Right with Sign (>>) shift right zero fill (>>>) operator : Shift Right Zero Fill (>>>)
shmctl function : shmctl
shmget function : shmget
shmread function : shmread
shmwrite function : shmwrite
short-circuit operators (see logical operators)
show operator : Digital Clock
show visibility : The visibility attribute
ShowObject( ) : Live3D
showpage operator : Digital Clock
shutdown function : shutdown
SID (system identification) : A Gateway to an Oracle Database
side heads in tables Side Heads When tables aren't implemented
%SIG hash Global Special Arrays Signals
sigaction function : Signals
SigAction objects : Classes
SIGALRM signal : alarm
SIGIO signal : fcntl
signals Global Special Arrays Signals sigtrap--Enable Stack Backtrace on ...
signature (see boilerplates)
SigSet objects : Classes
sigtrap module : sigtrap--Enable Stack Backtrace on ...
simulation Logging and Simulation Server Simulation
sin( ) sin Math Object Math.asin() Math.sin()
single quotes (') String literals String Literals
singularities (see scalars)
size applet : The height and width attributes array (see length, array) borders The border-width property columns of text : The width attribute cookie : The Cookie Request Header embedded objects The align, border, height, width, h... The units attribute The align, border, height, width, h... file Tailoring SSI Output fsize font String.fontsize() The font-size property Methods frame borders : Frame Border Attributes frame margins : The <frame> Tag frames The noresize attribute The height and width attributes Frame Layout horizontal rules : The width attribute HTML attribute data length : HTML Tag Syntax image map areas The coords attribute The shape attribute images The height and width attributes Problems with height and width layers : The width attribute limits on scripts : Script size limit line-height property : The line-height property marquee area : The height and width attributes numbers : Floating-Point Literals SSI format for : Arguments table : The <table> Tag table cells : The <th> and <td> Tags table columns : The <table> Tag text Using Headings for Smaller Text The <big> Tag The <small> Tag The size attribute text input boxes : Conventional text fields whitespace blocks : Creating blocks of space window, on Unix platforms : Window Size on Unix Platforms
size attribute <basefont> Attributes The <basefont> Tag <font> Attributes The size attribute <hr> tag The size attribute Attributes <input> tag Attributes The <input> Tag Conventional text fields Text and Password Fields <multiple> : The size attribute <select> tag The <select> Tag Select Object Menus and Scrolled Lists <spacer> Creating horizontal space Creating blocks of space Attributes tables/table cells : The width attribute
$size file statistic : stat
size property : Arrays in Navigator 2.0
sizefmt argument, config directive : Arguments
SKIP (response type) : Quiz/Test Form Application
skipcheck( ) : ExtUtils::Manifest--Utilities to Wr...
slash (/) Named Unary and File Test Operators debugger command : Debugger Commands division operator Multiplicative Operators Division (/) in ending HTML tags Start and End Tags HTML Tag Syntax in import list : Specialized import lists root directory : chroot in URLs Handling reserved and unsafe characters The http path URL Encoding /= (assignment) operator : Assignment Operators // comment marker : Comments /* */ comment marker : Comments // match operator (see match operator)
sleep function sleep Pipes and the open Command select function instead of : select (ready file descriptors)
slices of multidimensional arrays : Slices
slide behavior (<marquee>) : The behavior, direction, and loop a...
<small> tags The <small> Tag <small> Methods String.small()
small( ) Methods String.small()
&SOCK_DGRAM subroutine : Socket I/O in Perl
&SOCK_STREAM subroutine : Socket I/O in Perl
socket function Socket I/O in Perl socket
socket library : Socket Library
Socket module : Socket--Load the C socket.h Defines...
socket.ph header : Socket I/O in Perl
socketpair function : socketpair
sockets What Are Sockets? Socket I/O in Perl Sockets accepting connections from clients : accept attaching address to : bind closing : close connecting : connect functions for : getsockname getting packed sockaddr address : getpeername listen function for : listen opening : socket receiving messages on : recv sending message on : send setting options : setsockopt shutting down connection : shutdown
software CGI : Additional CGI Software for designers : Tools for the HTML Designer formatting code : The <code> Tag interfacing with : Programming in CGI
sort function : sort
sort( ) Methods Functions as Data Types Array Methods Array.sort()
sorting alphabetically : String Operators hashes automatically : In-memory databases lists : sort Perl technique for : Network News on the Web
sound (see audio; <bgsound> tags)
soundex algorithm : Text::Soundex--The Soundex Algorith...
source distribution (see distribution)
source filters : Source filters
space (see whitespace)
<spacer> tag The <spacer> Tag Creating blocks of space <spacer> Netscape Navigator HTML Exclusives
span attribute <col> tag Attributes The <col> tag <colgroup> tag Attributes The <colgroup> tag
<span> tags <span> Internet Explorer HTML Exclusives Tag-Less Styles: The <span&g...
spanning table cells : Cell Spanning
sparse arrays Adding New Elements to an Array The length Property and Sparse Arrays
spawning child processes : Forking/Spawning Child Processes
special characters Character Entities Special text characters Character Entities Special Character Encoding Handling reserved and unsafe characters The rules of regular expression matching in URLs : Handling reserved and unsafe characters (see also hexadecimal encoding)
special targets : Special Targets
special variables : Special Variables
specifications, CGI Official Specifications Official Specifications
speed (see performance)
SpinObject( ) : Live3D
splain program : The standalone program
splice function splice Previous Perl Traps
split function Regular Expressions split Awk Traps Time Efficiency
split( ) Methods Defensive Coding String.split()
splitting modules for autoloading : AutoSplit--Split a Module for Autol...
sprintf function Creating Dynamic Home Pages sprintf
Sprite module Software Developed for the Book Sprite Student database
SQL (Structured Query Language) Introduction to SQL Deleting information
sqrt function : sqrt
sqrt( ) Math Object Math.sqrt()
SQRT1_2 (constant) : Math Object
SQRT2 (constant) : Math Object
square bullets : The type attribute
square root function : sqrt
srand function Cookie Server srand
src attribute Core Language Changes Including JavaScript Files Scripts Included Files and Compatibility wi... Compatibility Through CGI Scripts <bgsound> tag The src attribute Attributes <embed> tag Attributes The src attribute <frame> tag Attributes The <frame> Tag The src attribute <iframe> tag : Attributes <img> tag Attributes The src attribute The imagemap display <input> tag : Attributes <layer> : The src attribute <link> tag Attributes Internet Explorer HTML Exclusives <script> tag The src attribute Attributes Netscape Navigator HTML Exclusives
src property Image Manipulation Image Replacement with the Image.sr... Off-Screen Images and Caching Image.src Properties
srm.conf file : Configuring the Apache and NCSA Ser...
SSI (Server Side Includes) Server Side Includes Introduction Common Errors Server Side Includes access counters : User Access Counter boilerplate files : Including Boilerplates # in : Common Errors
stacking layers (see layers)
stacks, call : caller
stacks, PostScript : Digital Clock
standalone JavaScript : Standalone JavaScript
standard input (see STDIN)
standard library : The Standard Perl Library
standard output (see STDOUT)
standardizing HTML HTML Grammar The HTML 3.2 DTD Standards Organizations HTML Document Elements
standby attribute (<object>) The standby attribute Attributes
star (see asterisk)
start( ) The JavaObject Object Interacting with Applets
start attribute <img> Attributes The start attribute Internet Explorer HTML Exclusives <ol> The start attribute Attributes
startform method : Form Creation and Parsing
starting tags Start and End Tags Starting and Ending Tags
start_at_beginning( ) : LiveAudio
stat command : The Content-length Header
stat function : stat
Stat module : Getopt::Std--Process Single-Charact...
state, maintaining (see maintaining state)
statements Statements and Declarations Statements blocks (see blocks) empty : The Empty Statement loops (see loops) Perl : Statements
static documents environment variables in : Environment Variables via server redirection : Server Redirection
static methods Brief Refresher on Object-Oriented ... Classes in JavaScript
static variables Classes in JavaScript Function properties simulate static...
statistics, file : File Statistics
status codes, HTTP What are all the server response co... Status Codes The "No Response" Code Checking Hypertext (HTTP) Links HTTP Basics Server Response Codes
Status header CGI and Response Headers Status Codes
status line : The Status Line
status property Status and defaultStatus Windows and Frames The Status Line The Link Object Properties for Window object : Window.status
STDERR (standard error) What are STDERR, STDIN, and STDOUT ... Logging and Simulation Global Special Filehandles fileno Programming with Style
StdHash module : Tie::Hash, Tie::StdHash--Base Class...
STDIN (standard input) What are STDERR, STDIN, and STDOUT ... Internal Workings of CGI GET vs. POST Filehandles Global Special Filehandles fileno reading single characters from : getc
stdio library : C/C++ decoding using uncgi
stdlib library : C/C++ decoding using uncgi
STDOUT (standard output) Filehandles What are STDERR, STDIN, and STDOUT ... Global Special Filehandles fileno Internal Workings of CGI duplicating STDERR to : Logging and Simulation printing to print (see also printing)
stepping through code : Debugger Commands
sticky bit : Time Efficiency
stop( ) LiveAudio LiveVideo The JavaObject Object Interacting with Applets
stopAll( ) : LiveAudio
stopping infinite loops : For loops
stop_at_end( ) : LiveAudio
STORE method Tying Scalars Tying Arrays Tying Hashes
storing (see saving)
straddle heads : Straddle heads
STREAMS : Overview
strict module Pragmas Symbolic References strict--Restrict Unsafe Constructs
strike( ) Methods <s> String.strike()
<strike> (<s>) tags <strike> Methods The <strike> Tag
string context Form Values and String Conversion Conversions to Strings
string length command (Tcl) : Tcl
string method : System Load Average
String( ) : Conversions to Objects
strings (String objects) String Object String literals String Literals Strings String String Object abbreviation table : Text::Abbrev--Create an Abbreviatio... boundary assertions Nailing Things Down The rules of regular expression matching The fine print breaking (see $: variable) capitalization of (see capitalization) for colors JavaScript and HTML Color Names and... Document Properties comparing a2p Comparing Strings and Functions Comparison Operators concatenating Strings String Operators Workarounds for Navigator 2.0 String Operators Additive Operators Awk Traps Time Efficiency converting to/from (see also converting) Conversion of floating-point values... Array Methods Methods date/time to : Methods (see also toString( )) list values : unpack copying and passing : Copying and Passing Strings and Fun... date and time (see Date object) encoding with escape sequences escape() unescape() empty Conversions to Numbers Conversions to booleans eval function and : Time Efficiency extracting substrings : substr first character of : Global Special Variables formatting : sprintf hard references and : Hard References Don't Work as Hash Keys hexadecimal (see hexademical numbers) immutable : Mutable string values index function : index joining : join octal (see octal numbers) operators for String Operators String Operators Universal Blunders Perl functions : String Functions printing : print property names as : Objects as Associative Arrays query strings : The Location Object rindex function : rindex searching : lastIndexOf() soundex algorithm : Text::Soundex--The Soundex Algorith... splitting into substrings : split String object elements String.anchor() String.big() String.blink() String.bold() String.charAt() String.fixed() String.fontcolor() String.fontsize() String.indexOf() String.italics() String.lastIndexOf() String.length String.link() String.prototype String.small() String.split() String.strike() String.sub() String.substring() String.sup() String.toLowerCase() String.toUpperCase() study function and : study vec function and : vec
<strong> tags <strong> The <strong> Tag
struck-through text <s> <strike>
structural tags : Text Structures
structure conversion, Perl : Structure Conversion
Structured Query Language (see SQL)
StrVal( ) : Public functions
stubs : Devel::SelfStubber--Generate Stubs ...
study function : study
style attribute The style and class Attributes The style and class Attributes Inline Styles: The style Attribute <a> : The style and class attributes <body> : The style and class attributes <caption> : The style and class attributes <dd> : The style and class attributes <dir> : The style and class attributes <div> : The style and class attributes <dl> : The style and class attributes <dt> : The style and class attributes <form> : The style and class attributes <h#> : The style and class attributes <hr> : The style and class attributes <input> : The style and class attributes <layer> : The style and class attributes <li> : The style and class attributes <marquee> : The style and class attributes <menu> : The style and class attributes <multicol> : The style and class attributes <ol> : The style and class attributes <option> : The style and class attributes <p> : The style and class attributes <pre> The style and class attributes The style and class attributes The style and class attributes <select> : The style and class attributes <span> : Attributes <textarea> : The style and class attributes <th> and <td> : The style and class attributes <tr> : The style and class attributes <ul> : The style and class attributes
style sheets <span> Style Sheets and JavaScript cascading (see Cascading Style Sheets) JavaScript JavaScript Style Sheets JavaScript Style Sheet Properties Dynamic HTML
<style> tags <style> Internet Explorer HTML Exclusives Document-Level Style Sheets Style Comments incompatibility with browsers : Handling Style-Less Browsers
styles The Elements of Styles Multiple Selectors Applying Styles to Documents The pros and cons of external styles classes for Style Classes Class inheritance Defining style classes contextual Contextual Selectors Using contextual styles CSS properties for Style Properties The white-space property JSS properties for : JavaScript Style Sheet Properties precedence of : Style Precedence programming : Programming with Style
sub( ) Methods String.sub()
sub declaration sub The Anonymous Subroutine Composer Subroutines Prototypes
<sub> tags <sub> Methods The <sub> Tag String.sub()
subdomains (see domains)
submit buttons Forms in CGI and JavaScript The Form Object <input type=submit> Submission buttons Submit Object Submit and Reset Buttons Submission buttons
Submit element Form Elements Submit Submit.blur() Submit.click() Submit.focus() Submit.form Submit.name Submit.onblur() Submit.onclick() Submit.onfocus() Submit.type Submit.value Submit Object
submit( ) Methods The Form Object Security Hobbles in Navigator 3.0 Form.submit()
subroutines (see also libraries) Subroutines The Anonymous Subroutine Composer A Method Is Simply a Subroutine aborting with exit : exit autoloading Autoloading A Class Is Simply a Package declaring Global Declarations sub names for : Variables performance and : Time Efficiency Perl : Subroutines, Packages, and Modules predeclaring : subs--Predeclare Subroutine Names return function : return returning references : Object Constructors subroutine call stack : caller substituting with goto : goto
subs module : subs--Predeclare Subroutine Names
subscript separator (see $; variable)
subscripting Time Efficiency The <sub> Tag
$SUBSCRIPT_SEPARATOR (see $; variable)
$SUBSEP (see $; variable)
substitution Perl functions for : Search and Replace Functions shells versus Perl : Shell Traps
substitution (s///) operator Regular Expressions Interpolative context Pattern Matching Pattern-Matching Operators Universal Blunders options for : Pattern-Matching Operators
substr function substr Time Efficiency chop function and : chop
SubstrHash module : Tie::SubstrHash--Fixed-table-size, ...
substring( ) Methods String.substring()
substrings (see backreferences; strings)
subtraction - (minus) operator : Subtraction (-) -- (decrement) operator : Decrement (--) (see also additive operators)
success HTTP status codes : Client Request Successful
suffixes property MimeType.suffixes Properties
suidperl program : Distribution and Installation
sun property Packages.sun sun Properties Properties
sup( ) Methods String.sup()
<sup> tags <sup> Methods The <sup> Tag String.sup()
SUPER pseudoclass : Method Invocation
surveys Survey/Poll and Pie Graphs Drawing the Pie Chart multiple form system of CGI Side Includes CSI Statements and Hidden Fields
SWISH : Utilities and Applications
switch statement Bare Blocks and Case Structures C Traps Time Efficiency
switches, Perl command-line : Command Processing
Sybase databases : Accessing a Sybase Database
sybperl : Utilities and Applications
Symbol module : Symbol--Generate Anonymous Globs; Q...
symbol table entries Passing Symbol Table Entries (Typeglobs) aliasing : Typeglobs and Filehandles
symbol tables : Symbol Tables
symbolic links symlink GetOptions( ) and : Linkage specification getting filenames from : readlink lstat command and : lstat
symbolic references What Is a Reference? Symbolic References
symbols character entities for : Character Entities preventing exportation of : Managing unknown symbols
symlink function : symlink
sync function : Using the Berkeley DB interface directly
syntax, checking : Switches
Sys::Hostname module : Sys::Hostname--Try Every Conceivabl...
Sys::Syslog module : Sys::Syslog--Perl Interface to UNIX...
syscall function alarm syscall
syslog( ) : Sys::Syslog--Perl Interface to UNIX...
sysopen function open sysopen
sysread function : sysread
system administration of Running CGI Scripts Who Are the WebMasters? CPU time (see time) identification (SID) : A Gateway to an Oracle Database Perl interaction functions : System Interaction
system calls : syscall performance and : Time Efficiency restarting : Signals
system command : Web Server Accesses
system errors Programming/System Errors Pipes and the open Command
system function system Time Efficiency
system load graphing average of Another Example: System Load Average System Load Average with multiple forms : Hidden Fields reducing with complete headers : Complete (Non-Parsed) Headers reducing with server redirection : Server Redirection (see also )performance)
System section, CGI data file : The System Section
System V IPC System V IPC System V IPC
System V UNIX, STREAMS in : Overview
$SYSTEM_FD_MAX (see $^F variable)
syswrite function : syswrite 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