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

I

/i modifier Pattern Matching Pattern-Matching Operators
-I switch, perl : Switches
-i switch, perl : Switches
I18N: :Collate module : I18N::Collate--Compare 8-bit Scalar Data According to the Current Locale
identifiers, package : Packages
ideographic unary operators : Ideographic Unary Operators
if modifier : Simple Statements
if statements The if and unless statements If Statements C Traps in case structure : Bare Blocks and Case Structures
'IGNORE' string : Signals
imaginary numbers : Math::Complex--Complex Numbers Package
implementation : Implementation (the "Uses" Relationship)
implementation classes (see tie function)
import function import Modules
import lists : Specialized import lists
import( ) : Env--Import Environment Variables
importing modules : Exporter--Default Import Method for Modules semantics into package : use subroutines : Subroutines
in-memory databases : In-memory databases
@INC array : Global Special Arrays prepending directories to : Switches
%INC hash : Global Special Arrays
@INC variable manipulating at compile time : lib--Manipulate @INC at Compile-Time
incr command (debugger) : Debugger Commands
index function : index
indirect object syntax Method Invocation Object-Oriented Scaling Tips
inequality (see equality operators; relational operators)
infinite loops : For loops
infix dereference operator (see arrow operator)
inheritance Brief Refresher on Object-Oriented Programming A Class Is Simply a Package Object-Oriented Scaling Tips Inheriting a Constructor instance variable : Instance Variable Inheritance
init program : getppid
initial caps (see capitalization)
initializing arrays and hash slices : Multiplicative Operators hash variables : Hashes (Associative Arrays)
$ino file statistic : stat
INPLACE_EDIT$ (see $^I variable)
inporting environment variables : Env--Import Environment Variables
input (see also filehandles) checking file descriptors for : select (ready file descriptors) operators : Input Operators pipes : Pipes reading in awk : Awk Traps record separator (see $/ variable) single-character buffered : getc unbuffered : getc unbuffered, POSIX : Classes
$INPUT_LINE_NUMBER (see $. variable)
$INPUT_RECORD_SEPARATOR (see $/ variable)
Install module : ExtUtils::Install--Install Files from Here to There
install( ) : ExtUtils::Install--Install Files from Here to There
installing Perl ExtUtils::Install--Install Files from Here to There Distribution and Installation
instance methods Brief Refresher on Object-Oriented Programming Instance methods
instance variables : Instance Variables
instances : Brief Refresher on Object-Oriented Programming
int function : int
integer method : integer--Do Arithmetic in Integer Instead of Double
integer module : Pragmas
integers int integer--Do Arithmetic in Integer Instead of Double Math::BigInt--Arbitrary-Length Integer Math Package strings as vectors of : vec
Internet TCP clients/servers : Internet TCP clients and servers
interpolating array variables : Interpolating array values scalar values : String literals
interpolative context : Interpolative context
interpreters (see command interpreters)
interprocess communication (IPC) : Cooperating with Other Processes
inverting arrays and hashes : reverse
invoking (see executing)
ioctl function : ioctl
IPC (interprocess communication) : Cooperating with Other Processes
IPC: :Open2 module : IPC::Open2--Open a Process for Both Reading and Writing
IPC: :Open3 module : IPC::Open3--Open a Process for Reading, Writing, and Error Handling
"is-a" relationship (see inheritance)
@ISA array A Class Is Simply a Package AnyDBM_File--Provide Framework for Multiple DBMs
iteration (see loops)
itimer routines : alarm 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.