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Index: O

-O operator : 10.5. The -x File Tests

-o operator : 10.5. The -x File Tests

object methods : 19.8.1. Object-Oriented Programming in Perl

object-oriented programming : 19.8.1. Object-Oriented Programming in Perl

objects, CGI programs and : 19.8.1. Object-Oriented Programming in Perl

obscure biblical reference : 15.5. Transliteration

oct( ) operator

2.2.3. Integer Literals

2.4.4. Conversion Between Numbers and Strings

octal numbers : 2.2.3. Integer Literals

open( ) operator

10.2. Opening and Closing a Filehandle

19.8.2. Objects in CGI.pm

commands and, example of : 1.5.17. The Final Programs

example of

A.9. Chapter 10, Filehandles and File Tests

1.5.17. The Final Programs

11.3. Invoking a Format

introduced : 1.5.10. Moving the Secret Word List into a Separate File

pipe symbol and : 1.5.12. Warning Someone When Things Go Astray

plus sign and : 17.4. Fixed-Length Random Access Databases

vertical bar in : 14.3. Using Processes as Filehandles

opendir( ) operator : 12.4. Opening and Closing a Directory Handle

example of : A.11. Chapter 12, Directory Access

opening

DBM database : 17.2. Opening and Closing DBM Hashes

files : 10.2. Opening and Closing a Filehandle

operand, definition of : 2.4. Scalar Operators

operators

addition : 2.4.1. Operators for Numbers

assignment : 2.6. Scalar Operators and Functions

for associative arrays : 5.4. Hash Functions

associativity of : 2.4.3. Operator Precedence and Associativity

autodecrement : 2.6.2. Autoincrement and Autodecrement

autoincrement : 2.6.2. Autoincrement and Autodecrement

definition of : 2.4. Scalar Operators

division : 2.4.1. Operators for Numbers

logical comparison : 2.4.1. Operators for Numbers

multiplication : 2.4.1. Operators for Numbers

precedence of : 2.4.3. Operator Precedence and Associativity

for scalar variables : 2.6. Scalar Operators and Functions

string : 2.4.2. Operators for Strings

string comparison : 2.4.2. Operators for Strings

string repetition : 2.4.2. Operators for Strings

subtraction : 2.4.1. Operators for Numbers

undef and : 2.9. The Undefined Value

ord( ) operator : 16.2. Packing and Unpacking Binary Data

OS/2, Perl under : 1.3. Availability

ownership of files, changing : 13.6. Modifying Ownership

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