Search | 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

Index: O

• command (CPAN.pm) : Perl tutorial, Chapter 2, Reference: o
• command (debugger)
• • Perl tutorial, Chapter 6, Reference: O
  • Perl Developing, 8.1.1. Debugger Commands
• -o file test operator
• • Learning Perl, 10.5. The -x File Tests
  • Perl tutorial, 4.5.8. File Test Operators
  • Perl Developing, 2.5.10. Named Unary and File Test Operators
• -O file test operator
• • Learning Perl, 10.5. The -x File Tests
  • Perl tutorial, 4.5.8. File Test Operators
  • Perl Developing, 2.5.10. Named Unary and File Test Operators
• /o modifier : Perl Developing, 2.4.2. Pattern-Matching Operators
• module : Perl tutorial, 8.115. O
• -O option (dprofpp) : Perl tutorial, 6.5. The Perl Profiler
• -o option (perlcc) : Perl tutorial, 3.4. The Perl Compiler
• O_ flags : Perl tutorial, 7.1. Opening a File
• • O_NONBLOCK option : Perl tutorial, 7.14. Doing Non-Blocking I/O
  • O_NDELAY option : Advanced Perl Developing, 12.3.3. Nonblocking Filehandles
• object-oriented developing (OOP)
• • Advanced Perl Developing, 7.1. OO: An Introduction
  • Perl tutorial, 13.0. Introduction
  • Learning Perl, 19.8.1. Object-Oriented Developing in Perl
  • Perl tutorial, 7.3. Object-Oriented Perl
  • Perl Developing, 5.3.1. Brief Refresher on Object-Oriented Developing
  • Perl Developing, 5.5.1. Object-Oriented Scaling Tips
  • inheritance : (see inheritance)
  • other languages and : Advanced Perl Developing, 7.5.1. Tcl
  • polymorphism : Advanced Perl Developing, 7.2.4. The Need for Polymorphism
• objects
• • Advanced Perl Developing, 7.2. Objects in Perl
  • Advanced Perl Developing, 20.2.1. Perl Objects
  • Perl tutorial, 13.0. Introduction
  • Perl tutorial, 7.3. Object-Oriented Perl
  • Perl Developing, 5.3. Objects
  • Perl Developing, 5.5.9. Class Context and the Object
  • associations between : Advanced Perl Developing, 11.2.7. Object Associations
  • attributes of
  • • Advanced Perl Developing, 7.2.8. Accessor Methods
    • Advanced Perl Developing, 7.2.1. Attributes
    • Advanced Perl Developing, 8.1. Efficient Attribute Storage
    • Perl tutorial, 13.0. Introduction
    • Perl tutorial, 13.3. Managing Instance Data
    • inheritance and : Perl tutorial, 13.12. Solving the Data Inheritance Problem
  • blessing : Perl Developing, 3.2.9. bless
  • CGI programs and : Learning Perl, 19.8.1. Object-Oriented Developing in Perl
  • classes : Perl Developing, 5. Packages, Modules, and Object Classes
  • cloning parent objects : Perl tutorial, 13.6. Cloning Objects
  • closures
  • • Advanced Perl Developing, 4.4.3. Closures Versus Objects
    • Advanced Perl Developing, 20.3.5.4. Objects versus closures
    • Perl tutorial, 11.7. Using Closures Instead of Objects
  • constructors : (see constructors)
  • delegation : Advanced Perl Developing, 8.2. Delegation
  • destroying
  • • Advanced Perl Developing, 7.2.7. Object Destruction
    • Perl tutorial, 13.0. Introduction
    • Perl tutorial, 13.2. Destroying an Object
  • determining subclass membership : Perl tutorial, 13.8. Determining Subclass Membership
  • encapsulating : (see encapsulation)
  • faster : Advanced Perl Developing, 20.7. A Peek into the Future
  • functions for : Perl tutorial, 5.1. Perl Functions by Category
  • identity of : Advanced Perl Developing, 11.2.6. Object Identity
  • instance vs. class methods : Perl tutorial, 7.4. Object Syntax
  • IO objects : Advanced Perl Developing, 12.5. IO Objects and Filehandles
  • managing instance data : Perl tutorial, 13.3. Managing Instance Data
  • methods
  • • Perl tutorial, 13.0. Introduction
    • Learning Perl, 19.8.1. Object-Oriented Developing in Perl
    • Perl Developing, 4.3.4. Using Object Methods
    • Perl Developing, 7.2.11. DirHandle - Supply Object Methods for Directory Handles
    • for filehandles : Perl Developing, 7.2.33. FileHandle - Supply Object Methods for Filehandles
  • pointers : Advanced Perl Developing, 20.3.1.3. SVs and object pointers
  • references : Advanced Perl Developing, 7.2.2. Unique Identity
  • syntax of : Advanced Perl Developing, B.5. Objects
  • tied objects : Perl tutorial, 13.15. Creating Magic Variables with tie
  • uniquess of : Advanced Perl Developing, 11.2.8. Uniqueness of Objects in Memory
• ObjectTemplate library
• • Advanced Perl Developing, 8.1.1. ObjectTemplate: Attribute Storage Using Arrays
  • Advanced Perl Developing, 11.1. Adaptor: An Introduction
• obscure biblical reference : Learning Perl, 15.5. Transliteration
• obtaining Perl
• • modules
  • • Perl tutorial, 2.2. How Is CPAN Organized?
    • Perl tutorial, 2.4. Getting and Installing Modules
  • source code
  • • Perl tutorial, 2. Installing Perl
    • Perl Developing, How to Get Perl
• oct()
• • Perl tutorial, 2.16. Converting Between Octal and Hexadecimal
  • Learning Perl, 2.2.3. Integer Literals
  • Learning Perl, 2.4.4. Conversion Between Numbers and Strings
  • Learning Perl on Win32 Systems, 2.2.3. Integer Literals
  • Learning Perl on Win32 Systems, 2.4.4. Conversion Between Numbers and Strings
  • Perl tutorial, Chapter 5, Reference: oct
  • Perl Developing, 3.2.101. oct
• octal characters
• • Perl tutorial, 2.16. Converting Between Octal and Hexadecimal
  • Learning Perl, 2.2.3. Integer Literals
  • Perl Developing, 2.3.2.2. String literals
  • Perl Developing, 2.4.1.2. The rules of regular expression matching
  • Perl Developing, 3.2.101. oct
  • specifying $/ as : Perl Developing, 6.1.2. Switches
• OCX controls : Learning Perl on Win32 Systems, 19.1. Introduction to OLE Automation
• ODBC module
• • Advanced Perl Developing, 10.4.2. Win32::ODBC
  • Learning Perl on Win32 Systems, B.4. Win32 Extensions
  • Learning Perl on Win32 Systems, 17.6. Win32 Database Interfaces
• ODBC specification : Advanced Perl Developing, 10.4. Relational Databases
• ODBM_File module
• • Perl tutorial, 8.116. ODBM_File
  • Perl Developing, 7.2.1. AnyDBM_File - Provide Framework for Multiple DBMs
  • Perl Developing, 7.2.47. ODBM_File - Tied Access to ODBM Files
• offsets
• • for m// successes : Perl Developing, 3.2.109. pos
  • read function : Perl Developing, 3.2.116. read
  • seek function : Perl Developing, 3.2.132. seek
• -offvalue option
• • Checkbutton widget : Perl tutorial, 18.5. The Checkbutton Widget
  • Menubutton widget : Perl tutorial, 18.14.1. Menu Item Options
• $OFMT ($#) variable
• • Learning Perl, 3.4.2. Array Element Access
  • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.3.4. List Values and Arrays
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 6.4.2.2. a2p
• $OFS ($,) variable
• • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• -ok option (perlbug) : Perl tutorial, 6.6. The perlbug Program
• -okay option (perlbug) : Perl tutorial, 6.6. The perlbug Program
• OLE automation : Perl tutorial, 19.18. OLE Automation
• OLE module
• • Learning Perl on Win32 Systems, A.18. Chapter 19, OLE Automation
  • Learning Perl on Win32 Systems, B.4. Win32 Extensions
  • Learning Perl on Win32 Systems, 19.2. Creating Automation Objects
• OLEDB : Learning Perl on Win32 Systems, 19.3.1. Data-Access Objects
• one-liners : Perl Developing, 1.3.1. How to Do It
• one-to-many associations : Advanced Perl Developing, 11.2.7. Object Associations
• -onvalue option
• • Checkbutton widget : Perl tutorial, 18.5. The Checkbutton Widget
  • Menubutton widget : Perl tutorial, 18.14.1. Menu Item Options
• OOP : (see object-oriented developing (OOP))
• Opcode module : Perl tutorial, 8.117. Opcode
• opcodes : Advanced Perl Developing, 20.2.2. Translator
• open()
• • (see also processes)
  • Advanced Perl Developing, 3.4. Filehandles, Directory Handles, and Formats
  • Perl tutorial, 7.0. Introduction
  • Perl tutorial, 7.1. Opening a File
  • Perl tutorial, 16.10. Communicating Between Related Processes
  • Learning Perl, 1.5.10. Moving the Secret Word List into a Separate File
  • Learning Perl, 1.5.17. The Final Programs
  • Learning Perl, 10.2. Opening and Closing a Filehandle
  • Learning Perl, 19.8.2. Objects in CGI.pm
  • Learning Perl on Win32 Systems, 1.6.10. Moving the Secret Word List into a Separate File
  • Learning Perl on Win32 Systems, 1.6.17. The Final Programs
  • Learning Perl on Win32 Systems, 10.2. Opening and Closing a Filehandle
  • Perl tutorial, Chapter 5, Reference: open
  • Perl tutorial, 4.9. Filehandles
  • Perl Developing, 3.2.102. open
  • Perl Developing, 6.2.2.1. Anonymous pipes
  • Perl Developing, 7.2.33. FileHandle - Supply Object Methods for Filehandles
  • $. and : Perl Developing, 3.2.18. close
  • caching open filehandles : Perl tutorial, 7.17. Caching Open Output Filehandles
  • document object (PerlScript) : Perl tutorial, 20.1.1.1. Document methods
  • examples of
  • • Learning Perl, A.9. Chapter 10, Filehandles and File Tests
    • Learning Perl, 1.5.17. The Final Programs
    • Learning Perl, 11.3. Invoking a Format
    • Learning Perl on Win32 Systems, A.9. Chapter 10, Filehandles and File Tests
    • Learning Perl on Win32 Systems, 11.3. Invoking a Format
  • fileno function and : Perl Developing, 3.2.38. fileno
  • filtering output : Perl tutorial, 16.5. Filtering Your Own Output
  • Mail::Folder module : Perl tutorial, Chapter 14, Reference: open
  • Mail::Mailer module : Perl tutorial, Chapter 14, Reference: open
  • Mail::Send module
  • • Perl tutorial, Chapter 14, Reference: open
    • Perl tutorial, 14.2.2. Better Header Control with Mail::Send
  • plus sign and : Learning Perl, 17.4. Fixed-Length Random Access Databases
  • reading from other programs : Perl tutorial, 16.4. Reading or Writing to Another Program
  • strange filenames with : Perl tutorial, 7.2. Opening Files with Unusual Filenames
  • vertical bar in
  • • Learning Perl, 1.5.12. Warning Someone When Things Go Astray
    • Learning Perl, 14.3. Using Processes as Filehandles
    • Learning Perl on Win32 Systems, 1.6.12. Warning Someone When Things Go Astray
    • Learning Perl on Win32 Systems, 14.3. Using Processes as Filehandles
  • Win32::Mutex module : Perl tutorial, 19.9. Win32::Mutex
  • Win32::Semaphore module : Perl tutorial, 19.14. Win32::Semaphore
• Open()
• • Learning Perl on Win32 Systems, 16.5. Opening and Reading Registry Values
  • Perl tutorial, 19.13. Win32::Registry
• open, magic : (see magic open)
• open2() : Perl Developing, 7.2.39. IPC::Open2 - Open a Process for Both Reading and Writing
• Open2, Open3 library modules : Perl Developing, 6.2.2.3. Bidirectional communication
• open3() : Perl Developing, 7.2.40. IPC::Open3 - Open a Process for Reading, Writing, and Error Handling
• opendir()
• • Advanced Perl Developing, 3.4. Filehandles, Directory Handles, and Formats
  • Perl tutorial, 9.0. Introduction
  • Perl tutorial, 9.5. Processing All Files in a Directory
  • Learning Perl, 12.4. Opening and Closing a Directory Handle
  • Learning Perl on Win32 Systems, 12.5. Reading a Directory Handle
  • Perl tutorial, Chapter 5, Reference: opendir
  • Perl Developing, 3.2.103. opendir
  • Perl Developing, 7.2.11. DirHandle - Supply Object Methods for Directory Handles
  • examples of : Learning Perl, A.11. Chapter 12, Directory Access
  • globbing filenames : Perl tutorial, 9.6. Globbing, or Getting a List of Filenames Matching a Pattern
• opening
• • DBM database : Learning Perl, 17.2. Opening and Closing DBM Hashes
  • file descriptors : Perl tutorial, 7.19. Opening and Closing File Descriptors by Number
  • files
  • • Perl tutorial, 7.1. Opening a File
    • Learning Perl, 10.2. Opening and Closing a Filehandle
    • FileCache module : Perl Developing, 7.2.32. FileCache - Keep More Files Open Than the System Permits
    • via low-level system call : Perl Developing, 3.2.165. sysopen
  • Registry values : Learning Perl on Win32 Systems, 16.5. Opening and Reading Registry Values
  • sockets : Perl Developing, 3.2.151. socket
• openlog() : Perl Developing, 7.2.63. Sys::Syslog - Perl Interface to UNIX syslog(3) Calls
• OpenRequest() (Win32::Internet) : Perl tutorial, Chapter 19, Reference: OpenRequest
• OpenURL() (Win32::Internet) : Perl tutorial, Chapter 19, Reference: OpenURL
• operands, defined : Learning Perl, 2.4. Scalar Operators
• operating system : Perl Developing, Perl tutorial
• operator mask : Perl Developing, 7.2.51. Safe - Create Safe Namespaces for Evaluating Perl Code
• operators
• • Learning Perl on Win32 Systems, 2.4. Scalar Operators
  • Perl tutorial, 4.5. Operators
  • Perl Developing, 1.5. Operators
  • Perl Developing, 2.5. Operators
  • addition : Learning Perl, 2.4.1. Operators for Numbers
  • assignment : Learning Perl, 2.6. Scalar Operators and Functions
  • for associative arrays (hashes) : Learning Perl, 5.4. Hash Functions
  • associativity
  • • Learning Perl, 2.4.3. Operator Precedence and Associativity
    • Perl Developing, 2.5. Operators
  • autodecrement : Learning Perl, 2.6.2. Autoincrement and Autodecrement
  • autogeneration : Perl Developing, 7.2.48.7. Autogeneration
  • autoincrement : Learning Perl, 2.6.2. Autoincrement and Autodecrement
  • definition of : Learning Perl, 2.4. Scalar Operators
  • division : Learning Perl, 2.4.1. Operators for Numbers
  • logical comparison : Learning Perl, 2.4.1. Operators for Numbers
  • multiplication : Learning Perl, 2.4.1. Operators for Numbers
  • overloading
  • • Perl tutorial, 13.14. Overloading Operators
    • Perl Developing, 7.2.48. overload - Overload Perl's Mathematical Operations
  • precedence of
  • • Learning Perl, 2.4.3. Operator Precedence and Associativity
    • Perl Developing, 2.5. Operators
  • for scalar variables : Learning Perl, 2.6. Scalar Operators and Functions
  • string operators : Learning Perl, 2.4.2. Operators for Strings
  • subtraction : Learning Perl, 2.4.1. Operators for Numbers
  • undef and : Learning Perl, 2.9. The Undefined Value
• ops module : Perl tutorial, 8.118. ops
• optimizing Perl
• • Advanced Perl Developing, 20.2.2.2. Compilation and code generation stages
  • Perl Developing, 8.3. Efficiency
• Optionmenu widget (Perl/Tk) : Perl tutorial, 18.16. The Optionmenu Widget
• options : (see switches, Perl command-line)
• -options option (Optionmenu) : Perl tutorial, 18.16. The Optionmenu Widget
• OR (^) operator
• • Perl tutorial, 4.5.10. Bitwise Operators
  • Perl Developing, 2.5.13. Bitwise Operators
  • Perl Developing, 2.5.20. Logical and, or, not, and xor
  • Perl Developing, 8.2.3. Awk Traps
  • Perl Developing, 8.4. Developing with Style
• OR (|) operator
• • Perl tutorial, 4.5.10. Bitwise Operators
  • Perl Developing, 2.5.13. Bitwise Operators
• OR (||) operator
• • Perl tutorial, 1.2. Establishing a Default Value
  • Perl tutorial, 4.5.9. Logical Operators
  • Perl Developing, 2.5.14. C-style Logical (Short Circuit) Operators
• OR functionality in regular expressions : Perl tutorial, 6.17. Expressing AND, OR, and NOT in a Single Pattern
• Oracle module : Advanced Perl Developing, 10.4.1. DBI (Database Interface)
• oraperl
• • Advanced Perl Developing, 10.4.1. DBI (Database Interface)
  • Perl tutorial, 12.2. Design of DBI
• ord()
• • Perl tutorial, 1.4. Converting Between ASCII Characters and Values
  • Learning Perl, 16.2. Packing and Unpacking Binary Data
  • Perl tutorial, Chapter 5, Reference: ord
  • Perl Developing, 3.2.104. ord
• order : (see precedence)
• oreobounce program (example) : Perl tutorial, 19.8. Redirecting to a Different Location
• -orient option
• • Scale widget : Perl tutorial, 18.13. The Scale Widget
  • Scrollbar widget : Perl tutorial, 18.9. The Scrollbar Widget
• $ORS ($\) variable
• • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 6.1.2. Switches
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• orthogonal (transparent) persistence
• • Advanced Perl Developing, 11. Implementing Object Persistence
  • Advanced Perl Developing, 11.2.1. Design Goals
• Orwant, Jon : Perl tutorial, 1.4.7. The Perl Journal
• OS/2, Perl under : Learning Perl, 1.3. Availability
• $OS_ERROR ($!) variable
• • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• os_snipe program (example) : Perl tutorial, 19.8. Redirecting to a Different Location
• $OSNAME ($^O) variable
• • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• Ousterhout, John : Advanced Perl Developing, The Case for Scripting
• output
• • (see also filehandles)
  • (see also input)
  • Perl tutorial, 5.1. Perl Functions by Category
  • Perl Developing, 1.4. Filehandles
  • checking file descriptors for : Perl Developing, 3.2.135. select (ready file descriptors)
  • controlling decimal places : Perl tutorial, 13.14. Overloading Operators
  • controlling for other programs : Perl tutorial, 16.8. Controlling Input and Output of Another Program
  • field separator : (see $ variables, $, variable)
  • filtering : Perl tutorial, 16.5. Filtering Your Own Output
  • flushing : Perl tutorial, 7.12. Flushing Output
  • formats for : Perl tutorial, 4.10. Formats
  • gathering from programs : Perl tutorial, 16.1. Gathering Output from a Program
  • pipes : Perl Developing, 6.2.2. Pipes
  • random access I/O : Perl tutorial, 8.12. Using Random-Access I/O
  • record separator : (see $ variables, $\ variable)
  • selecting filehandles for : Perl Developing, 3.2.134. select (output filehandle)
  • test script : Perl Developing, 7.2.66.1. The test script output
  • writing to other programs : Perl tutorial, 16.4. Reading or Writing to Another Program
• output() : Perl tutorial, 5.16. Program: dutree
• $OUTPUT_AUTOFLUSH ($|) variable
• • Perl tutorial, 7.0. Introduction
  • Perl tutorial, 7.12. Flushing Output
  • Perl tutorial, 4.4.6. Filehandle Special Variables
  • Perl Developing, 2.8.1. Format Variables
  • Perl Developing, 2.9.2. Per-Filehandle Special Variables
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• $OUTPUT_FIELD_SEPARATOR ($,) variable
• • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• $OUTPUT_RECORD_SEPARATOR ($\) variable
• • Perl tutorial, 4.4.1. Global Special Variables
  • Perl Developing, 2.9.3. Global Special Variables
  • Perl Developing, 6.1.2. Switches
  • Perl Developing, 7.2.13. English - Use English or awk Names for Punctuation Variables
• OutputCP() (Win32::Console) : Perl tutorial, Chapter 19, Reference: OutputCP
• =over command (pod) : Perl tutorial, Chapter 4, Reference: =over
• overload module
• • Perl tutorial, 8.119. overload
  • Perl Developing, 7.2.48. overload - Overload Perl's Mathematical Operations
• Overloaded() : Perl Developing, 7.2.48.9. Public functions
• overloading
• • Perl tutorial, 13.14. Overloading Operators
  • Perl Developing, 2.3.3.1. Scalar and list context
  • Perl Developing, 7.2.48.8. Run-time overloading
• overridedirect() (Frame widget) : Perl tutorial, 18.18.1. Toplevel Methods
• overriding
• • base class methods
  • • Advanced Perl Developing, 7.2.6.1. Overriding base classes
    • Perl Developing, 5.5.6. Overriding Base Class Methods
  • functions
  • • Perl tutorial, 12.11. Overriding Built-In Functions
    • Perl Developing, 5.2.2. Overriding Built-in Functions
  • MakeMaker methods : Perl Developing, 7.2.18.10. Overriding MakeMaker methods
  • methods : Perl tutorial, 13.10. Accessing Overridden Methods
  • signal handlers : Perl tutorial, 16.16. Temporarily Overriding a Signal Handler
• overview_fmt() (Net::NNTP) : Perl tutorial, Chapter 15, Reference: overview_fmt
• ownership, file
• • Learning Perl, 13.6. Modifying Ownership
  • Perl Developing, 3.2.15. chown

Search | 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

[ Library Home | Perl tutorial | Learning Perl | Learning Perl on Win32 | Perl Developing | Advanced Perl Developing | Perl tutorial ]