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

S

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// (substitute) operator : Universal Blunders
s/// (substitution) operator Interpolative context Pattern Matching Pattern-Matching Operators options for : Pattern-Matching Operators
s2p program s2p Translation from Awk and Sed
Safe module Safe Safe--Create Safe Namespaces for Evaluating Perl Code
saving filehandles : SelectSaver--Save and Restore Selected Filehandle
scalar context Scalar and list context Functions forcing : scalar range (..) operator in : Range Operator recognizing in debugger : Using the Debugger
scalar pseudo-function : scalar
scalar values : Scalar Values
scalar variables in angle brackets : Line input (angle) operator
scalars 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 Class Definitions for Tied Scalars tying : Tying Scalars unordered set of (see hashes)
scoped declarations : Scoped Declarations
scripts building with -e switch : Switches 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 examples of, obtaining : Examples executing : system insecure : Handling Insecure Code names of (see $0 variable) pausing : sleep performance of (see performance) programming style : Programming with Style running time of : Named Unary and File Test Operators searching for : Switches standard test : Test::Harness--Run Perl Standard Test Scripts with Statistics terminating with exec : exec troubleshooting : Common Goofs for Novices
SDBM_File module AnyDBM_File--Provide Framework for Multiple DBMs SDBM_File--Tied Access to SDBM Files
search grep function for : grep
Search: :Dict module : Search::Dict--Search for Key in Dictionary File
searching linear, versus hashes : Time Efficiency for lines in text file : Examples for scripts : Switches for substrings index rindex
security Perl in a Nutshell srand bypassing shell : Talking to yourself handling insecure data : Handling Insecure Data insecure code : Handling Insecure Code PATH environment variable : Cleaning up your path UNIX bugs : Security bugs
secutiry Safe module : Safe--Create Safe Namespaces for Evaluating Perl Code
sed : Sed Traps converting to Perl : s2p converting to/from Perl : Translation from Awk and Sed
seed, random number : srand
seek function : seek
seekdir function : seekdir
seekfunction (see also tell function)
select function fileno print select (output filehandle) select (ready file descriptors) for format variables : Format Variables
SelectSaver module : SelectSaver--Save and Restore Selected Filehandle
SelfLoader : Devel::SelfStubber--Generate Stubs for a SelfLoading Module
SelfLoader module : SelfLoader--Load Functions Only on Demand
SelfLoading module : Devel::SelfStubber--Generate Stubs for a SelfLoading Module
SelfStubber module : Devel::SelfStubber--Generate Stubs for a SelfLoading Module
semantics : use
semaphores : semget
semctl function : semctl
semget function : semget
semicolon (see ;)
semop function : semop
send function : send
seq function : Using the Berkeley DB interface directly
servers, TCP : Internet TCP clients and servers
service port number (see port)
setgid function : Talking to yourself
setgrent function : getgrent
setgrp function : setpgrp
sethostent function : gethostent
setlocale( ) : I18N::Collate--Compare 8-bit Scalar Data According to the Current Locale
setlogmask( ) : Sys::Syslog--Perl Interface to UNIX syslog(3) Calls
setpriority function : setpriority
setprotoent function : getprotoent
setpwent function : getpwent
sets of bits (see vec function)
sets of strings (see hashes)
setservent function : getservent
setsockopt function : setsockopt
setuid function : Talking to yourself
setvbuf( ) : FileHandle--Supply Object Methods for Filehandles
sh (Bourne shell) : Command Processing
shared memory segment ID : shmget
sharp (see #)
shebang notation (see #! notation)
shell bypassing : Talking to yourself
Shell module : Shell--Run Shell Commands Transparently Within Perl
shells : Shell Traps
shift function : shift
shift operators Shift Operators
shmctl function : shmctl
shmget function : shmget
shmread function : shmread
shmwrite function : shmwrite
short-circuit operators (see logical operators) C-style Logical (Short Circuit) Operators
shutdown function : shutdown
%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 Unexpected Signals
SigSet objects : Classes
sigtrap module : sigtrap--Enable Stack Backtrace on Unexpected Signals
sin function : sin
sine (see sin function)
single quotes (see ')
singularities (see scalars)
$size file statistic : stat
skipcheck( ) : ExtUtils::Manifest--Utilities to Write and Check a MANIFEST File
slash (see /)
sleep function : sleep select function instead of : select (ready file descriptors)
slices of multidimensional arrays : Slices
socket attaching address to : bind
socket function : socket
Socket module : Socket--Load the C socket.h Defines and Structure Manipulators
socketpair function : socketpair
sockets : Sockets accepting connections from clients : accept 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
sort function : sort
sorting hashes automatically : In-memory databases lists : sort
soundex algorithm : Text::Soundex--The Soundex Algorithm Described by Knuth
source distribution (see distribution)
source filters : Source filters
special characters : The rules of regular expression matching
special variables : Special Variables
speed terminal output : Term::Cap--Terminal Capabilities Interface
splain program : The standalone program
splice function splice Previous Perl Traps
split function Regular Expressions split Awk Traps Time Efficiency
splitting modules for autoloading : AutoSplit--Split a Module for Autoloading
sprintf function : sprintf
sqrt function : sqrt
square root function : sqrt
srand function : srand
stack, call : caller
standard library : The Standard Perl Library
star (see asterisk)
stat function : stat
Stat module : Getopt::Std--Process Single-Character Options with Option Clustering
statements : Statements and Declarations loops (see loops)
static methods : Brief Refresher on Object-Oriented Programming
STDERR filehandle Global Special Filehandles fileno Programming with Style
StdHash module : Tie::Hash, Tie::StdHash--Base Class Definitions for Tied Hashes
STDIN : Filehandles reading single characters from : getc
STDIN filehandle Global Special Filehandles fileno
STDOUT : Filehandles
STDOUT filehandle Global Special Filehandles fileno printing to : print
stepping through code : Debugger Commands
sticky bit : Time Efficiency
stopping infinite loop : For loops
STORE method Tying Scalars Tying Arrays Tying Hashes
strict module Pragmas Symbolic References strict--Restrict Unsafe Constructs
string literals : String literals
strings abbreviation table : Text::Abbrev--Create an Abbreviation Table from a List boundary assertions Nailing Things Down The rules of regular expression matching The fine print breaking (see $: variable) capitalization of (see capitalization) comparing in awk : a2p comparison operators : Comparison Operators concatenating String Operators Additive Operators Awk Traps Time Efficiency converting to list values : unpack 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) index function : index joining : join octal (see octal numbers) operators String Operators Universal Blunders printing : print rindex function : rindex soundex algorithm : Text::Soundex--The Soundex Algorithm Described by Knuth splitting into substrings : split study function and : study vec function and : vec
StrVal( ) : Public functions
stubs : Devel::SelfStubber--Generate Stubs for a SelfLoading Module
study function : study
style, programming : Programming with Style
sub declaration sub The Anonymous Subroutine Composer
sub keyword Subroutines Prototypes
subroutine (see also libraries)
subroutine call stack : caller
subroutines 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 predeclaring : subs--Predeclare Subroutine Names return function : return returning references : Object Constructors substituting with goto : goto
subs module : subs--Predeclare Subroutine Names
subscript separator (see $; variable)
subscripting : Time Efficiency
$SUBSCRIPT_SEPARATOR (see $; variable)
$SUBSEP (see $; variable)
substitute (s//) operator : Universal Blunders
substitution shells versus Perl : Shell Traps
substitution (s///) operator Interpolative context Pattern Matching
substitution operator : Regular Expressions
substitution operator (s///) : Pattern-Matching Operators options for : Pattern-Matching Operators
substr function substr Time Efficiency chop function and : chop
SubstrHash module : Tie::SubstrHash--Fixed-table-size, Fixed-key-length Hashing
substrings (see backreferences; strings)
subtraction (see additive operators)
suidperl program : Distribution and Installation
SUPER pseudoclass : Method Invocation
switch statement Bare Blocks and Case Structures C Traps Time Efficiency
switches, Perl command-line : Command Processing
Symbol module : Symbol--Generate Anonymous Globs; Qualify Variable Names
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, 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 Conceivable Way to Get Hostname
Sys: :Syslog module : Sys::Syslog--Perl Interface to UNIX syslog(3) Calls
syscall function alarm syscall
syslog( ) : Sys::Syslog--Perl Interface to UNIX syslog(3) Calls
sysopen function open sysopen
sysread function : sysread
system calls : syscall performance and : Time Efficiency restarting : Signals
system CPU time (see time)
system function system Time Efficiency
System V IPC : System V IPC
$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 Explanatory note Copyright © 1997 O'Reilly & Associates, Inc. All Rights Reserved.