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Index: F
- @F array
- Perl in a Nutshell, 4.4.2. Global Special Arrays and Hashes
- Programming Perl, 2.9.4. Global Special Arrays
- f command (debugger)
- Perl in a Nutshell, Chapter 6, Reference: f
- Programming Perl, 8.1.1. Debugger Commands
- -f file test operator
- Learning Perl, 10.5. The -x File Tests
- Learning Perl on Win32 Systems, 10.6. The -x File Tests
- Perl in a Nutshell, 4.5.8. File Test Operators
- Programming Perl, 2.5.10. Named Unary and File Test Operators
- F<> interior sequence (pod) : Perl in a Nutshell, 4.11.2. Interior sequences
- -F option (dprofpp) : Perl in a Nutshell, 6.5. The Perl Profiler
- -f option (perlbug) : Perl in a Nutshell, 6.6. The perlbug Program
- \f (formfeed) sequence : Perl in a Nutshell, 4.6.3. Escaped Sequences
- -F switch, perl
- Perl in a Nutshell, 3.2. Command-Line Options
- Programming Perl, 6.1.2. Switches
- F_SETFL command : Advanced Perl Programming, 12.3.3. Nonblocking Filehandles
- failure, returning from subroutines : Perl Cookbook, 10.10. Returning Failure
- fallback operator : Programming Perl, 7.2.48.5. Fallback
- false
- (see also Boolean)
- Learning Perl on Win32 Systems, 4.2. The if/unless Statement
- definition of : Learning Perl, 4.2. The if/unless Statement
- regular expressions : Learning Perl, 7.2. Simple Uses of Regular Expressions
- false strings : Perl Cookbook, 1.0. Introduction
- FAQs, Perl-related
- Learning Perl on Win32 Systems, 1.4. Support
- Perl in a Nutshell, 1.4.2. Frequently Asked Questions Lists (FAQs)
- Programming Perl, Frequently Asked Questions List
- Fast module : Learning Perl, 19.10.2. Embedded Perl
- FastCGI : Perl in a Nutshell, 8.29. CGI::Fast
- fastcwd() routine : Programming Perl, 7.2.7. Cwd - Get Pathname of Current Working Directory
- Fatal module : Perl in a Nutshell, 8.65. Fatal
- fcntl()
- Perl Cookbook, 7.14. Doing Non-Blocking I/O
- Perl Cookbook, 10.10. Returning Failure
- Perl in a Nutshell, Chapter 5, Reference: fcntl
- Programming Perl, 3.2.37. fcntl
- Fcntl module
- Advanced Perl Programming, 12.3.3. Nonblocking Filehandles
- Perl in a Nutshell, 8.66. Fcntl
- Programming Perl, 7.2.26. Fcntl - Load the C fcntl.h Defines
- fd() method : Programming Perl, 7.2.8.7. Locking databases
- fdirs program (example) : Perl Cookbook, 9.7. Processing All Files in a Directory Recursively
- fdopen()
- Perl Cookbook, 7.19. Opening and Closing File Descriptors by Number
- Programming Perl, 7.2.33. FileHandle - Supply Object Methods for Filehandles
- fetch() (DBI) : Perl in a Nutshell, Chapter 12, Reference: fetch
- FETCH method
- Advanced Perl Programming, 9.1. Tying Scalars
- Perl Cookbook, 13.15. Creating Magic Variables with tie
- Programming Perl, 5.4.1. Tying Scalars
- Programming Perl, 5.4.2. Tying Arrays
- Programming Perl, 5.4.3. Tying Hashes
- fetchall_arrayref() (DBI) : Perl in a Nutshell, Chapter 12, Reference: fetchall_arrayref
- fetching URLs from Perl scripts : Perl Cookbook, 20.1. Fetching a URL from a Perl Script
- fetchrow_array() (DBI) : Perl in a Nutshell, Chapter 12, Reference: fetchrow_array
- fetchrow_arrayref() (DBI) : Perl in a Nutshell, Chapter 12, Reference: fetchrow_arrayref
- fetchrow_hashref() (DBI) : Perl in a Nutshell, Chapter 12, Reference: fetchrow_hashref
- FetchURL() (Win32::Internet) : Perl in a Nutshell, Chapter 19, Reference: FetchURL
- -fg option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
- <FH> operator : Programming Perl, 8.2.2. Frequently Ignored Advice
- field definition line
- Learning Perl, 1.5.14. Listing the Secret Words
- Learning Perl on Win32 Systems, 1.6.14. Listing the Secret Words
- field value line
- Learning Perl, 1.5.14. Listing the Secret Words
- Learning Perl on Win32 Systems, 1.6.14. Listing the Secret Words
- fieldholders : Perl in a Nutshell, 4.10. Formats
- fieldlines of format : Learning Perl, 11.2. Defining a Format
- fields module : Perl in a Nutshell, 8.67. fields
- fifolog program (example) : Perl Cookbook, 16.11. Making a Process Look Like a File with Named Pipes
- FIFOs (named pipes)
- Perl Cookbook, 16.11. Making a Process Look Like a File with Named Pipes
- Programming Perl, 6.2.2.4. Named pipes
- file contents
- (see also directories; files)
- Perl Cookbook, 8.0. Introduction
- Perl Cookbook, 9.0. Introduction
- adding records to wtmp file : Perl Cookbook, 8.18. Program: tailwtmp
- continually growing files, reading : Perl Cookbook, 8.5. Trailing a Growing File
- counting lines/paragraphs/records : Perl Cookbook, 8.2. Counting Lines (or Paragraphs or Records) in a File
- deleting last line of : Perl Cookbook, 8.10. Removing the Last Line of a File
- extracting single line : Perl Cookbook, 8.8. Reading a Particular Line in a File
- fixed-length records
- Perl Cookbook, 8.0. Introduction
- Perl Cookbook, 8.15. Reading Fixed-Length Records
- modifying
- with -i option : Perl Cookbook, 7.9. Modifying a File in Place with -i Switch
- with temporary files : Perl Cookbook, 7.8. Modifying a File in Place with Temporary File
- without temporary files : Perl Cookbook, 7.10. Modifying a File in Place Without a Temporary File
- processing all words in : Perl Cookbook, 8.3. Processing Every Word in a File
- processing binary files : Perl Cookbook, 8.11. Processing Binary Files
- random access I/O : Perl Cookbook, 8.12. Using Random-Access I/O
- random lines from : Perl Cookbook, 8.6. Picking a Random Line from a File
- randomizing line order : Perl Cookbook, 8.7. Randomizing All Lines
- reading : (see files, reading)
- tctee program : Perl Cookbook, 8.19. Program: tctee
- text files as database arrays : Perl Cookbook, 14.7. Treating a Text File as a Database Array
- variable-length text fields : Perl Cookbook, 8.9. Processing Variable-Length Text Fields
- viewing lastlog file information : Perl Cookbook, 8.20. Program: laston
- file descriptors
- Programming Perl, 3.2.38. fileno
- Programming Perl, 3.2.135. select (ready file descriptors)
- opening/closing : Perl Cookbook, 7.19. Opening and Closing File Descriptors by Number
- File modules
- Advanced Perl Programming, 11.1. Adaptor: An Introduction
- Learning Perl on Win32 Systems, B.4. Win32 Extensions
- Learning Perl on Win32 Systems, 13.4. Modifying Permissions
- database mapping : Advanced Perl Programming, 11.2.4. Multivalued Attributes and Database Mapping
- File::Basename module
- Perl Cookbook, 9.10. Splitting a Filename into Its Component Parts
- Learning Perl on Win32 Systems, 10.3. Using Pathnames and Filenames
- Perl in a Nutshell, 8.68. File::Basename
- Programming Perl, 7.2.27. File::Basename - Parse File Specifications
- File::CheckTree module
- Perl in a Nutshell, 8.69. File::CheckTree
- Programming Perl, 7.2.28. File::CheckTree - Run Many Tests on a Collection of Files
- File::Compare module : Perl in a Nutshell, 8.70. File::Compare
- File::Copy module
- Perl Cookbook, 9.3. Copying or Moving a File
- Perl in a Nutshell, 8.71. File::Copy
- Programming Perl, 7.2.29. File::Copy - Copy Files or Filehandles
- File::DosGlob module : Perl in a Nutshell, 8.72. File::DosGlob
- File::Find module
- Perl Cookbook, 9.7. Processing All Files in a Directory Recursively
- Perl Cookbook, 9.8. Removing a Directory and Its Contents
- Perl in a Nutshell, 8.73. File::Find
- Programming Perl, 7.2.30. File::Find - Traverse a File Tree
- File::KGlob module : Perl Cookbook, 9.6. Globbing, or Getting a List of Filenames Matching a Pattern
- File::LockDir module : Perl Cookbook, 7.21. Program: netlock
- File::Path module
- Perl in a Nutshell, 8.74. File::Path
- Programming Perl, 7.2.31. File::Path - Create or Remove a Series of Directories
- File::Spec modules : Perl in a Nutshell, 8.75. File::Spec
- File::Spec::Mac module : Perl in a Nutshell, 8.76. File::Spec::Mac
- File::Spec::Os2 module : Perl in a Nutshell, 8.77. File::Spec::OS2
- File::Spec::Unix module : Perl in a Nutshell, 8.78. File::Spec::Unix
- File::Spec::VMS module : Perl in a Nutshell, 8.79. File::Spec::VMS
- File::Spec::Win32 module : Perl in a Nutshell, 8.80. File::Spec::Win32
- File::Stat module
- Perl Cookbook, 8.5. Trailing a Growing File
- Perl Cookbook, 9.0. Introduction
- Perl in a Nutshell, 8.81. File::stat
- implementation of : Advanced Perl Programming, 11.3.1. Adaptor::File
- object uniqueness and : Advanced Perl Programming, 11.2.8. Uniqueness of Objects in Memory
- file stat cache (_) : Perl Cookbook, 9.0. Introduction
- file test operators
- Perl in a Nutshell, 4.5.8. File Test Operators
- Programming Perl, 2.5.10. Named Unary and File Test Operators
- __FILE__ token
- Perl Cookbook, 10.4. Determining Current Function Name
- Perl in a Nutshell, 4.4.4. Global Special Constants
- Programming Perl, 2.3.2.7. Other literal tokens
- FileCache module
- Perl Cookbook, 7.17. Caching Open Output Filehandles
- Perl in a Nutshell, 8.82. FileCache
- Programming Perl, 7.2.32. FileCache - Keep More Files Open Than the System Permits
- filecheck() : Programming Perl, 7.2.19. ExtUtils::Manifest - Utilities to Write and Check a MANIFEST File
- FileHandle module
- Advanced Perl Programming, 3.4. Filehandles, Directory Handles, and Formats
- Advanced Perl Programming, 3.4.3. Localizing Filehandles
- Perl Cookbook, 7.0. Introduction
- Perl in a Nutshell, 8.83. FileHandle
- Programming Perl, 7.2.33. FileHandle - Supply Object Methods for Filehandles
- constructor, open function with : Programming Perl, 3.2.102. open
- filehandles
- Advanced Perl Programming, B.10. Filehandles, Formats
- Advanced Perl Programming, 3.4. Filehandles, Directory Handles, and Formats
- Perl Cookbook, 7.0. Introduction
- Learning Perl, 1.5.10. Moving the Secret Word List into a Separate File
- Learning Perl, 10.1. What Is a Filehandle?
- Learning Perl on Win32 Systems, 1.6.10. Moving the Secret Word List into a Separate File
- Learning Perl on Win32 Systems, 10.1. What Is a Filehandle?
- Perl in a Nutshell, 4.9. Filehandles
- Programming Perl, 1.4. Filehandles
- angle operator and : Programming Perl, 2.3.7.2. Line input (angle) operator
- caching open filehandles : Perl Cookbook, 7.17. Caching Open Output Filehandles
- copying
- Perl Cookbook, 7.20. Copying Filehandles
- Programming Perl, 7.2.29. File::Copy - Copy Files or Filehandles
- creating : Programming Perl, 1.4. Filehandles
- default
- Learning Perl, 10.4. Using Filehandles
- Learning Perl on Win32 Systems, 10.5. Using Filehandles
- dynamic binding : Advanced Perl Programming, 9.4. Tying Filehandles
- ending with _TOP
- Programming Perl, 2.8. Formats
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- formats and : Learning Perl, 11.3. Invoking a Format
- functions for : Perl in a Nutshell, 5.1. Perl Functions by Category
- global : Programming Perl, 2.9.5. Global Special Filehandles
- indirect : Learning Perl, 12.2. Globbing
- local
- Advanced Perl Programming, 3.4.3. Localizing Filehandles
- Perl Cookbook, 7.16. Storing Filehandles in Variables
- Perl Cookbook, 10.13. Saving Global Values
- Programming Perl, 2.3.6. Typeglobs and Filehandles
- modules/packages and : Advanced Perl Programming, 6.1. Basic Package
- names for : Programming Perl, 2.3.1. Variables
- networking and : Advanced Perl Programming, 12.5. IO Objects and Filehandles
- non-blocking I/O : Perl Cookbook, 7.14. Doing Non-Blocking I/O
- nonblocking : Advanced Perl Programming, 12.3.3. Nonblocking Filehandles
- object methods for : Programming Perl, 7.2.33. FileHandle - Supply Object Methods for Filehandles
- open function : Programming Perl, 3.2.102. open
- passing
- Advanced Perl Programming, 3.4.2. Passing Filehandles to Subroutines
- Perl Cookbook, 7.16. Storing Filehandles in Variables
- Perl Cookbook, 10.13. Saving Global Values
- Perl Cookbook, 12.5. Determining the Caller's Package
- Programming Perl, 2.7.2. Passing References
- positioning file pointer for : Programming Perl, 3.2.132. seek
- print() and
- Learning Perl, 1.5.12. Warning Someone When Things Go Astray
- Learning Perl on Win32 Systems, 1.6.12. Warning Someone When Things Go Astray
- printing to multiple simultaneously : Perl Cookbook, 7.18. Printing to Many Filehandles Simultaneously
- as processes : Learning Perl, 14.3. Using Processes as Filehandles
- read() and : Learning Perl, 17.4. Fixed-Length Random Access Databases
- reading from
- Perl Cookbook, 7.13. Reading from Many Filehandles Without Blocking
- Learning Perl, 10.4. Using Filehandles
- Learning Perl on Win32 Systems, 10.5. Using Filehandles
- Programming Perl, 3.2.116. read
- references to : Programming Perl, 4.2.6. Filehandle Referencers
- reporting filenames in errors : Perl Cookbook, 7.4. Making Perl Report Filenames in Errors
- saving/restoring : Programming Perl, 7.2.54. SelectSaver - Save and Restore Selected Filehandle
- seek() and : Learning Perl, 17.4. Fixed-Length Random Access Databases
- selecting for output : Programming Perl, 3.2.134. select (output filehandle)
- special (predefined)
- Perl in a Nutshell, 4.4.3. Global Special Filehandles
- Perl in a Nutshell, 4.4.6. Filehandle Special Variables
- special variables for : Programming Perl, 2.9.2. Per-Filehandle Special Variables
- storing as variables
- Perl Cookbook, 7.0. Introduction
- Perl Cookbook, 7.16. Storing Filehandles in Variables
- tied : Perl Cookbook, 13.15. Creating Magic Variables with tie
- typeglobs for : Programming Perl, 2.3.6. Typeglobs and Filehandles
- uppercase
- Learning Perl, 1.5.10. Moving the Secret Word List into a Separate File
- Learning Perl on Win32 Systems, 1.6.10. Moving the Secret Word List into a Separate File
- filenames
- Learning Perl on Win32 Systems, 10.3. Using Pathnames and Filenames
- Programming Perl, 2.3.2.7. Other literal tokens
- expanding tildes in : Perl Cookbook, 7.3. Expanding Tildes in Filenames
- expansions of : Programming Perl, 3.2.69. glob
- filtering as input : Perl Cookbook, 7.7. Writing a Filter
- getting from symbolic links : Programming Perl, 3.2.118. readlink
- globbing
- (see also glob())
- (see also typeglobs)
- Learning Perl, 1.5.13. Many Secret Word Files in the Current Directory
- Learning Perl on Win32 Systems, 1.6.13. Many Secret Word Files in the Current Directory
- %INC hash of : Programming Perl, 2.9.4. Global Special Arrays
- iterating scripts over : Perl in a Nutshell, 3.2. Command-Line Options
- linking
- Programming Perl, 3.2.85. link
- Programming Perl, 3.2.163. symlink
- matching with patterns : Perl Cookbook, 9.6. Globbing, or Getting a List of Filenames Matching a Pattern
- multiple, for same file : Perl Cookbook, 9.4. Recognizing Two Names for the Same File
- parsing : Perl Cookbook, 9.10. Splitting a Filename into Its Component Parts
- renaming
- Perl Cookbook, 9.9. Renaming Files
- Learning Perl, 13.2. Renaming a File
- Learning Perl on Win32 Systems, 1.6.15. Making Those Old Word Lists More Noticeable
- Learning Perl on Win32 Systems, 13.2. Renaming a File
- Programming Perl, 3.2.122. rename
- reporting in errors : Perl Cookbook, 7.4. Making Perl Report Filenames in Errors
- sorting
- Perl Cookbook, 9.0. Introduction
- Perl Cookbook, 9.12. Program: lst
- strange, opening files with : Perl Cookbook, 7.2. Opening Files with Unusual Filenames
- fileno()
- Advanced Perl Programming, 12.5. IO Objects and Filehandles
- Perl in a Nutshell, Chapter 5, Reference: fileno
- Programming Perl, 3.2.38. fileno
- fileparse()
- Perl Cookbook, 9.10. Splitting a Filename into Its Component Parts
- Programming Perl, 7.2.27. File::Basename - Parse File Specifications
- fileparse_set_fstype() : Programming Perl, 7.2.27. File::Basename - Parse File Specifications
- files
- access
- Perl Cookbook, 7.0. Introduction
- Perl Cookbook, 9.0. Introduction
- age of
- Learning Perl, 1.5.11. Ensuring a Modest Amount of Security
- Learning Perl on Win32 Systems, 1.6.11. Ensuring a Modest Amount of Security
- Programming Perl, 2.5.10. Named Unary and File Test Operators
- appending to : Learning Perl, 10.2. Opening and Closing a Filehandle
- as arrays (example) : Advanced Perl Programming, 9.2.1. TIEARRAY Example: File as an Array
- changing name of : Programming Perl, 3.2.122. rename
- closing : Programming Perl, 3.2.18. close
- copying
- Perl Cookbook, 9.3. Copying or Moving a File
- Programming Perl, 7.2.29. File::Copy - Copy Files or Filehandles
- core files
- Perl in a Nutshell, 3.2. Command-Line Options
- Programming Perl, 3.2.29. dump
- Programming Perl, 6.1.2. Switches
- deleting
- Perl Cookbook, 9.2. Deleting a File
- Learning Perl, 13.1. Removing a File
- Programming Perl, 3.2.181. unlink
- editing : (see file contents)
- end of file : (see end of file)
- extracting columns from (example) : Advanced Perl Programming, 5.5.2. Extracting Columns from a File
- flushing output : Perl Cookbook, 7.12. Flushing Output
- functions for : Perl in a Nutshell, 5.1. Perl Functions by Category
- linking : Learning Perl, 13.3. Creating Alternate Names for a File: Linking
- locking
- Perl Cookbook, 7.11. Locking a File
- Perl Cookbook, 7.21. Program: netlock
- region-specific locks : Perl Cookbook, 7.22. Program: lockarea
- moving : Perl Cookbook, 9.3. Copying or Moving a File
- modules/packages and : Advanced Perl Programming, 6.2. Packages and Files
- names of : (see filenames)
- non-blocking I/O : Perl Cookbook, 7.14. Doing Non-Blocking I/O
- opening
- Perl Cookbook, 7.1. Opening a File
- Learning Perl, 10.2. Opening and Closing a Filehandle
- Programming Perl, 3.2.102. open
- Programming Perl, 3.2.165. sysopen
- ownership : Programming Perl, 3.2.15. chown
- permissions
- (see permissions, file)
- Learning Perl, 13.5. Modifying Permissions
- Learning Perl on Win32 Systems, 13.4. Modifying Permissions
- Programming Perl, 3.2.165. sysopen
- Programming Perl, 3.2.179. umask
- printing to multiple filehandles : Perl Cookbook, 7.18. Printing to Many Filehandles Simultaneously
- processing all files in directories
- Perl Cookbook, 9.5. Processing All Files in a Directory
- Perl Cookbook, 9.7. Processing All Files in a Directory Recursively
- reading
- Perl Cookbook, 7.15. Determining the Number of Bytes to Read
- Perl Cookbook, 8.1. Reading Lines with Continuation Characters
- Perl Cookbook, 8.14. Reading a String from a Binary File
- Perl Cookbook, 8.16. Reading Configuration Files
- in binary mode : Programming Perl, 3.2.8. binmode
- backwards : Programming Perl, 7.2.8.6. Examples
- hash records : Perl Cookbook, 11.10. Reading and Writing Hash Records to Text Files
- via low-level system call : Programming Perl, 3.2.166. sysread
- from multiple filehandles : Perl Cookbook, 7.13. Reading from Many Filehandles Without Blocking
- returning current position for : Programming Perl, 3.2.169. tell
- serialization : (see serialization)
- statistics about
- Learning Perl, 10.6. The stat and lstat Functions
- Learning Perl on Win32 Systems, 10.7. The stat Function
- Programming Perl, 3.2.159. stat
- storing in program text : Perl Cookbook, 7.6. Storing Files Inside Your Program Text
- symbolically linking : Programming Perl, 3.2.163. symlink
- temporary : Perl Cookbook, 7.5. Creating Temporary Files
- testing
- Perl Cookbook, 8.17. Testing a File for Trustworthiness
- Programming Perl, 1.5.7. File Test Operators
- Programming Perl, 7.2.28. File::CheckTree - Run Many Tests on a Collection of Files
- testing for existence
- Learning Perl, 10.5. The -x File Tests
- Learning Perl on Win32 Systems, 10.6. The -x File Tests
- text/binary distinction : Programming Perl, 3.2.102. open
- timestamps of
- Perl Cookbook, 9.1. Getting and Setting Timestamps
- Learning Perl, 13.7. Modifying Timestamps
- Learning Perl on Win32 Systems, 13.5. Modifying Timestamps
- Programming Perl, 3.2.159. stat
- Programming Perl, 3.2.186. utime
- truncating : Programming Perl, 3.2.176. truncate
- writing via low-level system call : Programming Perl, 3.2.168. syswrite
- FileSecurity module
- Learning Perl on Win32 Systems, B.4. Win32 Extensions
- Learning Perl on Win32 Systems, 13.4. Modifying Permissions
- filesystem : (see directories)
- -fill option (pack geometry manager) : Perl in a Nutshell, 18.2.1. The pack Geometry Manager
- FillAttr() (Win32::Console) : Perl in a Nutshell, Chapter 19, Reference: FillAttr
- FillChar() (Win32::Console) : Perl in a Nutshell, Chapter 19, Reference: FillChar
- filled fields
- Learning Perl, 11.4.4. Filled Fields
- Perl in a Nutshell, 4.10. Formats
- filtering filenames as input : Perl Cookbook, 7.7. Writing a Filter
- filtering output : Perl Cookbook, 16.5. Filtering Your Own Output
- filters, source code
- Programming Perl, 1.8. List Processing
- Programming Perl, 6.4.2.4. Source filters
- find()
- Learning Perl, 12.5. Reading a Directory Handle
- Perl in a Nutshell, 18.12.3. Canvas Methods
- Programming Perl, 7.2.30. File::Find - Traverse a File Tree
- Find module
- Perl in a Nutshell, 8.73. File::Find
- Programming Perl, 7.2.30. File::Find - Traverse a File Tree
- find2perl program
- Programming Perl, 6.4.2.3. find2perl
- Programming Perl, 8.5.1. Translation from Awk and Sed
- FindBin module
- Perl Cookbook, 12.7. Keeping Your Own Module Directory
- Perl in a Nutshell, 8.84. FindBin
- finddepth() : Perl Cookbook, 9.8. Removing a Directory and Its Contents
- finding
- most common anything : Perl Cookbook, 5.14. Finding the Most Common Anything
- patterns : (see pattern matching; regular expressions)
- substrings : Learning Perl, 15.1. Finding a Substring
- findlogin program (example) : Perl Cookbook, 7.7. Writing a Filter
- findstr command
- Learning Perl on Win32 Systems, 7.2. Simple Uses of Regular Expressions
- Learning Perl on Win32 Systems, 7.4.2. Ignoring Case
- finish() (DBI) : Perl in a Nutshell, Chapter 12, Reference: finish
- FIONREAD call : Perl Cookbook, 7.15. Determining the Number of Bytes to Read
- firewalls, connecting through : Perl Cookbook, 17.18. Program: fwdport
- first_labeled_message() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: first_labeled_message
- first_message() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: first_message
- first occurrence match : (see m?? (match) operator)
- FIRSTKEY method
- Advanced Perl Programming, 9.3. Tying Hashes
- Programming Perl, 5.4.3. Tying Hashes
- fisher_yates_shuffle() : Perl Cookbook, 4.17. Randomizing an Array
- fixed-length data/records
- Perl Cookbook, 8.0. Introduction
- Perl Cookbook, 8.15. Reading Fixed-Length Records
- Perl in a Nutshell, 5.1. Perl Functions by Category
- fixed-precision numeric fields : Perl in a Nutshell, 4.10. Formats
- FixNum class : Perl Cookbook, 13.14. Overloading Operators
- fixstyle program (example) : Perl Cookbook, 1.17. Program: fixstyle
- fixstyle2 program (example) : Perl Cookbook, 1.17. Program: fixstyle
- flags : (see switches, Perl command-line)
- flash()
- Button widget : Perl in a Nutshell, 18.4.1. Button Methods
- Checkbutton widget : Perl in a Nutshell, 18.5.1. Checkbutton Methods
- Radiobutton widget : Perl in a Nutshell, 18.6.1. Radiobutton Methods
- flattened lists : Perl Cookbook, 4.0. Introduction
- floating-point exception, as signal to process : Learning Perl, 14.6. Sending and Receiving Signals
- floating-point numbers
- Perl Cookbook, 2.0. Introduction
- Learning Perl, 2.2.1. All Numbers Use the Same Format Internally
- Learning Perl, 2.2.2. Float Literals
- Learning Perl on Win32 Systems, 2.2.1. All Numbers Use the Same Format Internally
- Learning Perl on Win32 Systems, 2.2.2. Float Literals
- Programming Perl, 7.2.42. Math::BigFloat - Arbitrary-Length, Floating-Point Math Package
- comparing : Perl Cookbook, 2.2. Comparing Floating-Point Numbers
- rounding : Perl Cookbook, 2.3. Rounding Floating-Point Numbers
- flock()
- Perl Cookbook, 7.11. Locking a File
- Perl Cookbook, 7.21. Program: netlock
- Perl in a Nutshell, Chapter 5, Reference: flock
- Programming Perl, 3.2.39. flock
- floor() : Perl Cookbook, 2.3. Rounding Floating-Point Numbers
- flow control functions : Perl in a Nutshell, 5.1. Perl Functions by Category
- flush()
- Advanced Perl Programming, 11.1. Adaptor: An Introduction
- Programming Perl, 2.4.2. Pattern-Matching Operators
- Programming Perl, 7.2.33. FileHandle - Supply Object Methods for Filehandles
- Adaptor::DBI module : Advanced Perl Programming, 11.3.2.1. Storing objects
- Adaptor::File module : Advanced Perl Programming, 11.3.1.1. Storing objects
- Flush()
- Response object, PerlScript : Perl in a Nutshell, 20.2.2.3. Response methods
- Win32::Console module : Perl in a Nutshell, Chapter 19, Reference: Flush
- flushing output : Perl Cookbook, 7.12. Flushing Output
- fmt program : Perl Cookbook, 1.12. Reformatting Paragraphs
- FMTEYEWTK tutorials
- Advanced Perl Programming, 2. Implementing Complex Data Structures
- Advanced Perl Programming, 2.6. Resources
- FNDELAY flag : Advanced Perl Programming, 12.3.3. Nonblocking Filehandles
- focus() (Canvas) : Perl in a Nutshell, 18.12.3. Canvas Methods
- focusmodel() (Frame widget) : Perl in a Nutshell, 18.18.1. Toplevel Methods
- folded_demo program (example) : Perl Cookbook, 13.15. Creating Magic Variables with tie
- foldername() (Mail::Folder) : Perl in a Nutshell, Chapter 14, Reference: foldername
- folders : (see directories)
- -font option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
- fonts, widget : Perl in a Nutshell, 18.1.4. Colors and Fonts
- foodfind program : Perl Cookbook, 5.8. Inverting a Hash
- footers : Programming Perl, 2.8.2. Footers
- footnotes, meaning of
- Learning Perl, Conventions Used in This Book
- Learning Perl on Win32 Systems, Conventions
- =for command (pod) : Perl in a Nutshell, Chapter 4, Reference: =for
- =for escape pod directive : Perl Cookbook, 12.16. Documenting Your Module with Pod
- for() operator, example of : Learning Perl, A.17. Chapter 18, Converting Other Languages to Perl
- for loops
- Learning Perl, 4.4. The for Statement
- Learning Perl on Win32 Systems, 4.5. The for Statement
- Perl in a Nutshell, 4.3.1.2. for loops
- Programming Perl, 1.6.2.2. The for statement
- Programming Perl, 2.6.4.2. For loops
- examples of
- Learning Perl, A.3. Chapter 4, Control Structures
- Learning Perl, 9.4. Labeled Blocks
- Learning Perl on Win32 Systems, A.3. Chapter 4, Control Structures
- Learning Perl on Win32 Systems, 9.4. Labeled Blocks
- force command (CPAN.pm) : Perl in a Nutshell, Chapter 2, Reference: force
- foreach loops
- Advanced Perl Programming, 3.2.2.1. Efficient parameter passing
- Perl Cookbook, 4.12. Finding the First List Element That Passes a Test
- Learning Perl, A.5. Chapter 6, Basic I/O
- Learning Perl, 1.5.16. Maintaining a Last-Good-Guess Database
- Learning Perl, 4.5. The foreach Statement
- Learning Perl on Win32 Systems, A.5. Chapter 6, Basic I/O
- Learning Perl on Win32 Systems, 1.6.16. Maintaining a Last-Good-Guess Database
- Learning Perl on Win32 Systems, 4.6. The foreach Statement
- Perl in a Nutshell, 4.3.1.3. foreach loops
- Programming Perl, 1.6.2.3. The foreach statement
- Programming Perl, 2.6.4.3. Foreach loops
- Programming Perl, 8.2.7. Previous Perl Traps
- Programming Perl, 8.3.1. Time Efficiency
- examples of
- Learning Perl, A.3. Chapter 4, Control Structures
- Learning Perl, A.4. Chapter 5, Hashes
- Learning Perl, A.11. Chapter 12, Directory Access
- Learning Perl, A.15. Chapter 16, System Database Access
- Learning Perl, 1.5.17. The Final Programs
- Learning Perl, 12.5. Reading a Directory Handle
- Learning Perl, 17.3. Using a DBM Hash
- Learning Perl on Win32 Systems, A.3. Chapter 4, Control Structures
- Learning Perl on Win32 Systems, A.4. Chapter 5, Hashes
- Learning Perl on Win32 Systems, A.11. Chapter 12, Directory Access
- Learning Perl on Win32 Systems, 1.6.17. The Final Programs
- Learning Perl on Win32 Systems, 12.5. Reading a Directory Handle
- Learning Perl on Win32 Systems, 17.3. Using a DBM Hash
- -foreground option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
- foreign keys : Advanced Perl Programming, 11.2.7. Object Associations
- fork()
- (see also processes)
- Advanced Perl Programming, 12.3.1. Multiple Threads of Execution
- Perl Cookbook, 16.0. Introduction
- Perl Cookbook, 16.10. Communicating Between Related Processes
- Perl Cookbook, 19.6. Executing Commands Without Shell Escapes
- Learning Perl, 14.4. Using fork
- Perl in a Nutshell, Chapter 5, Reference: fork
- Programming Perl, 3.2.40. fork
- Programming Perl, 6.2.2.1. Anonymous pipes
- avoiding zombies : Perl Cookbook, 16.19. Avoiding Zombie Processes
- closing socket after : Perl Cookbook, 17.9. Closing a Socket After Forking
- forks
- Advanced Perl Programming, 12.3.1. Multiple Threads of Execution
- Programming Perl, 3.2.102. open
- forking servers : Perl Cookbook, 17.11. Forking Servers
- non-forking servers : Perl Cookbook, 17.13. Non-Forking Servers
- pre-forking servers : Perl Cookbook, 17.12. Pre-Forking Servers
- Form collection : Perl in a Nutshell, 20.2.1. The Request Object
- form feed : Programming Perl, 2.9.3. Global Special Variables
- :form method group
- Learning Perl, 19.5. Less Typing
- Perl in a Nutshell, 10.2. Importing Method Groups
- form object (PerlScript) : Perl in a Nutshell, 20.1.1. The Document Object
- <FORM> tags
- Learning Perl, 19.2. Your CGI Program in Context
- Perl in a Nutshell, 9.1. A Typical CGI Interaction
- format()
- HTML::FormatPS module : Perl in a Nutshell, 17.4.4. HTML::FormatPS
- HTML::FormatText module : Perl in a Nutshell, 17.4.5. HTML::FormatText
- Mail::Address module : Perl in a Nutshell, Chapter 14, Reference: format
- format keyword
- Learning Perl, 1.5.14. Listing the Secret Words
- Learning Perl, 11.2. Defining a Format
- Learning Perl on Win32 Systems, 1.6.14. Listing the Secret Words
- Learning Perl on Win32 Systems, 11.2. Defining a Format
- Perl in a Nutshell, 4.10. Formats
- examples of
- Learning Perl, 1.5.17. The Final Programs
- Learning Perl on Win32 Systems, 1.6.17. The Final Programs
- format output accumulator
- Perl in a Nutshell, 4.4.1. Global Special Variables
- Programming Perl, 2.8.3. Accessing Formatting Internals
- Programming Perl, 2.9.3. Global Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- formline function : Programming Perl, 3.2.42. formline
- $FORMAT_FORMFEED ($^L) variable
- Perl in a Nutshell, 4.4.1. Global Special Variables
- Programming Perl, 2.8.1. Format Variables
- Programming Perl, 2.9.3. Global Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- $FORMAT_LINE_BREAK_CHARACTERS
- Learning Perl, 11.4.4. Filled Fields
- Perl in a Nutshell, 4.4.1. Global Special Variables
- Programming Perl, 2.9.3. Global Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- $FORMAT_LINEFEED
- Perl in a Nutshell, 4.4.1. Global Special Variables
- Programming Perl, 2.8.1. Format Variables
- Programming Perl, 2.9.3. Global Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- $FORMAT_LINES_LEFT ($-) variable
- Learning Perl, 11.6.5. Changing the Position on the Page
- Perl in a Nutshell, 4.4.6. Filehandle Special Variables
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- interaction with $= variable : Learning Perl, 11.6.5. Changing the Position on the Page
- $FORMAT_LINES_PER_PAGE ($=) variable
- Learning Perl, 11.6.5. Changing the Position on the Page
- Perl in a Nutshell, 4.4.6. Filehandle Special Variables
- Programming Perl, 2.8.1. Format Variables
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- $FORMAT_NAME ($~) variable
- Learning Perl, 11.6.2. Changing the Format Name
- Perl in a Nutshell, 4.4.6. Filehandle Special Variables
- Programming Perl, 2.8.1. Format Variables
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- $FORMAT_PAGE_NUMBER ($%) variable
- Learning Perl, 1.5.14. Listing the Secret Words
- Learning Perl on Win32 Systems, 1.6.14. Listing the Secret Words
- Perl in a Nutshell, 4.4.6. Filehandle Special Variables
- Programming Perl, 2.8.1. Format Variables
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- $FORMAT_TOP_NAME ($^) variable
- Learning Perl, 11.6.3. Changing the Top-of-Page Format Name
- Perl in a Nutshell, 4.4.6. Filehandle Special Variables
- Programming Perl, 2.8.1. Format Variables
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- Programming Perl, 7.2.13. English - Use English or awk Names for Punctuation Variables
- Programming Perl, 8.2.1. Universal Blunders
- FormatMessage module : Learning Perl on Win32 Systems, B.4. Win32 Extensions
- formats
- Learning Perl, 11.1. What Is a Format?
- Perl in a Nutshell, 4.10. Formats
- Programming Perl, 2.8. Formats
- Programming Perl, 2.9.2. Per-Filehandle Special Variables
- changing top-of-page format name : Learning Perl, 11.6.3. Changing the Top-of-Page Format Name
- constant part : Learning Perl, 11.1. What Is a Format?
- declaration : Programming Perl, 3.2.41. format
- defining : Learning Perl, 11.2. Defining a Format
- examples of
- Learning Perl, A.10. Chapter 11, Formats
- Learning Perl, 1.5.14. Listing the Secret Words
- Learning Perl on Win32 Systems, 1.6.14. Listing the Secret Words
- location in source file : Learning Perl, 11.2. Defining a Format
- defining text fields : Learning Perl, 11.4.1. Text Fields
- fieldholders and fieldlines : Learning Perl, 11.2. Defining a Format
- invoking : Learning Perl, 11.3. Invoking a Format
- multi-line fieldholder : Learning Perl, 11.4.3. Multiline Fields
- names of formats
- Learning Perl, 11.2. Defining a Format
- Learning Perl, 11.6.2. Changing the Format Name
- Learning Perl on Win32 Systems, 11.2. Defining a Format
- Learning Perl on Win32 Systems, 11.6.2. Changing the Format Name
- Programming Perl, 3.2.41. format
- strings, C-style : Programming Perl, 3.2.156. sprintf
- templates for : Learning Perl, 11.2. Defining a Format
- top-of-page : Learning Perl, 11.5. The Top-of-Page Format
- variable part : Learning Perl, 11.1. What Is a Format?
- whitespace within : Learning Perl, 11.2. Defining a Format
- formatted output, printf() and : Learning Perl, 6.3.2. Using printf for Formatted Output
- formfeed, and top-of-page format : Learning Perl, 11.5. The Top-of-Page Format
- formline()
- Perl in a Nutshell, Chapter 5, Reference: formline
- Programming Perl, 3.2.42. formline
- forms, HTML
- Perl Cookbook, 19.0. Introduction
- Learning Perl, 19.2. Your CGI Program in Context
- Learning Perl, 19.6. Form Generation
- Learning Perl, 19.7. Other Form Elements
- saving or emailing : Perl Cookbook, 19.13. Saving a Form to a File or Mail Pipe
- sticky widgets : Perl Cookbook, 19.11. Creating Sticky Widgets
- submitting : Perl Cookbook, 20.2. Automating Form Submission
- fractal-drawing example
- Advanced Perl Programming, 18.2. Example: Fractals with Perl
- Advanced Perl Programming, 18.6. A Detour into Fractals
- fraction() (Scrollbar) : Perl in a Nutshell, 18.9.1. Scrollbar Methods
- frag() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: frag
- frame() (Frame widget) : Perl in a Nutshell, 18.18.1. Toplevel Methods
- frame object (PerlScript) : Perl in a Nutshell, 20.1. Client-Side PerlScript
- Frame widgets (Perl/Tk)
- Advanced Perl Programming, 14.3.7. Frame
- Perl Cookbook, 15.14. Creating Menus with Tk
- Perl in a Nutshell, 18.17. The Frame Widget
- FrameMaker, translating pod to : Perl in a Nutshell, Chapter 4, Reference: pod2fm
- Free() (Win32::Console) : Perl in a Nutshell, Chapter 19, Reference: Free
- freeze function : Advanced Perl Programming, 13.2.2. RPC: Implementation
- FreezeThaw module : Advanced Perl Programming, 10.2.1. FreezeThaw
- fresh hyperlinks, finding : Perl Cookbook, 20.8. Finding Fresh Links
- fresh_until() (HTTP::Response) : Perl in a Nutshell, Chapter 17, Reference: fresh_until
- freshness_lifetime() (HTTP::Response) : Perl in a Nutshell, Chapter 17, Reference: freshness_lifetime
- Friedl, Jeffrey : Perl Cookbook, 6.10. Speeding Up Interpolated Matches
- from() (LWP::UserAgent) : Perl in a Nutshell, Chapter 17, Reference: from
- -from option (Scale) : Perl in a Nutshell, 18.13. The Scale Widget
- FsType function : Learning Perl on Win32 Systems, 10.7. The stat Function
- FsType module : Learning Perl on Win32 Systems, B.4. Win32 Extensions
- FTP (File Transfer Protocol)
- Perl Cookbook, 18.2. Being an FTP Client
- Learning Perl, FTP
- Perl in a Nutshell, 16. FTP
- FTP module : Advanced Perl Programming, 12.6.1. Net::FTP
- Net::FTP module : Perl in a Nutshell, 16.2. Net::FTP
- Net::Netrc module : Perl in a Nutshell, 16.3. FTP Configuration with Net::Netrc
- obtaining code examples
- Advanced Perl Programming, FTP
- Learning Perl on Win32 Systems, FTP
- Programming Perl, 8.5.2. Examples
- obtaining Perl
- Perl in a Nutshell, 2.1. The CPAN Architecture
- Programming Perl, Using Anonymous FTP
- Win32::Internet functions for : Perl in a Nutshell, 19.7.2. FTP Functions
- FTP() (Win32::Internet) : Perl in a Nutshell, Chapter 19, Reference: FTP
- FTPMAIL, obtaining code examples
- Advanced Perl Programming, FTPMAIL
- Learning Perl, FTPMAIL
- Learning Perl on Win32 Systems, FTPMAIL
- full-screen mode : Perl Cookbook, 15.0. Introduction
- full_path() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: full_path
- fullcheck() : Programming Perl, 7.2.19. ExtUtils::Manifest - Utilities to Write and Check a MANIFEST File
- fully qualified names : Advanced Perl Programming, 6.1. Basic Package
- func() (DBI) : Perl in a Nutshell, Chapter 12, Reference: func
- function calls : Programming Perl, 2.5.1. Terms and List Operators (Leftward)
- function pointers : Learning Perl on Win32 Systems, D.10.7. Function Pointers
- functions
- (see
- (see also subroutines)
- Programming Perl, 1.2.2. Verbs
- Programming Perl, 2.7. Subroutines
- Programming Perl, 3. Functions
- autoloading
- Programming Perl, 5.1.3. Autoloading
- Programming Perl, 5.3.4. A Class Is Simply a Package
- Berkeley DB API : Programming Perl, 7.2.8.5. Using the Berkeley DB interface directly
- built-in (Perl) : Perl in a Nutshell, 5. Function Reference
- listed alphabetically : Perl in a Nutshell, 5.2. Perl Functions in Alphabetical Order
- listed by category : Perl in a Nutshell, 5.1. Perl Functions by Category
- socket-related : Perl in a Nutshell, 13.1. Built-in Socket Functions
- C library : Programming Perl, 3. Functions
- delayed loading of : (see AutoLoader module)
- importing to CGI programs : Learning Perl, 19.5. Less Typing
- interpolating within strings : Perl Cookbook, 1.10. Interpolating Functions and Expressions Within Strings
- loading
- AutoLoader module : Perl in a Nutshell, 8.3. AutoLoader
- DynaLoader module : Perl in a Nutshell, 8.44. DynaLoader
- SelfLoader module
- Perl in a Nutshell, 8.129. SelfLoader
- Programming Perl, 7.2.9. Devel::SelfStubber - Generate Stubs for a SelfLoading Module
- Programming Perl, 7.2.55. SelfLoader - Load Functions Only on Demand
- methods vs. : Perl Cookbook, 13.9. Writing an Inheritable Class
- named unary operators : Programming Perl, 2.5.10. Named Unary and File Test Operators
- names for : Programming Perl, 8.4. Programming with Style
- overriding : Programming Perl, 5.2.2. Overriding Built-in Functions
- POSIX module : Programming Perl, 7.2.49.2. Functions
- references to : Perl Cookbook, 11.4. Taking References to Functions
- SWIG : Advanced Perl Programming, 18.3. SWIG Features
- future of Perl : Advanced Perl Programming, 20.7. A Peek into the Future
- fuzzy matching : Perl Cookbook, 6.13. Approximate Matching
- fwdport program (example) : Perl Cookbook, 17.18. Program: fwdport
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