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Index: E
- -e 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
- E<> interior sequence (pod) : Perl in a Nutshell, 4.11.2. Interior sequences
- -E option (dprofpp) : Perl in a Nutshell, 6.5. The Perl Profiler
- -e option (perlbug) : Perl in a Nutshell, 6.6. The perlbug Program
- -e option (perlcc) : Perl in a Nutshell, 3.4. The Perl Compiler
- /e pattern-match modifier
- Advanced Perl Programming, 5.4.1. Expression Evaluation in Substitutions
- Perl Cookbook, 1.8. Expanding Variables in User Input
- Perl Cookbook, 6.0. Introduction
- Perl Cookbook, 6.4. Commenting Regular Expressions
- Perl Cookbook, 7.7. Writing a Filter
- Learning Perl, D.5.2. The eval Operator (and s///e)
- Programming Perl, 2.4.2. Pattern-Matching Operators
- \e (escape) sequence : Perl in a Nutshell, 4.6.3. Escaped Sequences
- \E string metacharacter : Perl Cookbook, 1.13. Escaping Characters
- -e switch, perl
- Advanced Perl Programming, 5.1. The String Form: Expression Evaluation
- Learning Perl, 17.5. Variable-Length (Text) Databases
- Perl in a Nutshell, 3.2. Command-Line Options
- Programming Perl, 6.1.2. Switches
- each()
- Perl Cookbook, 5.10. Merging Hashes
- Learning Perl, 5.4.3. The each Function
- Perl in a Nutshell, Chapter 5, Reference: each
- Programming Perl, 3.2.30. each
- Programming Perl, 5.4.3. Tying Hashes
- examples of
- Learning Perl, A.16. Chapter 17, User Database Manipulation
- Learning Perl, 17.3. Using a DBM Hash
- Learning Perl on Win32 Systems, 17.3. Using a DBM Hash
- eager pattern matching : Perl Cookbook, 6.0. Introduction
- ebcdic() (Net::FTP) : Perl in a Nutshell, Chapter 16, Reference: ebcdic
- echo command
- globbing and : Learning Perl, 12.2. Globbing
- password input : Perl Cookbook, 15.10. Reading Passwords
- editing files : (see file contents)
- editing input : Perl Cookbook, 15.11. Editing Input
- editor support for debugger : Programming Perl, 8.1.5. Editor Support for Debugging
- editors, and updating databases : Learning Perl, 17.5. Variable-Length (Text) Databases
- /ee substitution modifier
- Perl Cookbook, 1.8. Expanding Variables in User Input
- Perl Cookbook, 6.4. Commenting Regular Expressions
- effective gid : (see $ variables, $) variable)
- effective uid : (see $ variables, $< variable)
- $EFFECTIVE_GROUP_ID ($)) variable
- 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
- $EFFECTIVE_USER_ID ($>) variable
- 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
- efficiency : (see performance)
- $EGID ($() variable
- 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
- element references : Advanced Perl Programming, 1.6.2. Array/Hash References Versus Element References
- -elementborderwidth option (Scrollbar) : Perl in a Nutshell, 18.9. The Scrollbar Widget
- elements of array
- Learning Perl, 3.1. What Is a List or Array?
- Learning Perl on Win32 Systems, 3.1. What Is a List or Array?
- elements of arrays : (see arrays)
- elements of hashes : (see hashes)
- else keyword : (see if statement)
- elsif keyword
- (see also if statement)
- Learning Perl, 1.5.5. More than One Secret Word
- Learning Perl, 4.2. The if/unless Statement
- Learning Perl on Win32 Systems, 1.6.5. More than One Secret Word
- Learning Perl on Win32 Systems, 4.2. The if/unless Statement
- examples of
- Learning Perl, A.3. Chapter 4, Control Structures
- Learning Perl, 15.4. Advanced Sorting
- Learning Perl on Win32 Systems, A.3. Chapter 4, Control Structures
- Learning Perl on Win32 Systems, 15.4. Advanced Sorting
- Emacs, debugger and : Programming Perl, 8.1.5. Editor Support for Debugging
- email : Perl in a Nutshell, 14. Email Connectivity
- folders for (Mail::Folder module) : Perl in a Nutshell, 14.2.3. Handle Folders with Mail::Folder
- handling messages (Mail::Internet module)
- Learning Perl, 9.1. The last Statement
- Perl in a Nutshell, 14.2.4. Handle Messages with Mail::Internet
- header control (Mail::Send module) : Perl in a Nutshell, 14.2.2. Better Header Control with Mail::Send
- Mail modules
- Perl in a Nutshell, 14. Email Connectivity
- Perl in a Nutshell, 14.2. The Mail Modules
- matching valid addresses : Perl Cookbook, 6.19. Matching a Valid Mail Address
- parsing addresses (Mail::Address module) : Perl in a Nutshell, 14.2.6. Parse Email Addresses with Mail::Address
- Perl-related mailing lists : Perl in a Nutshell, 1.4.3. Mailing Lists
- random signatures : Perl Cookbook, 16.22. Program: sigrand
- reading with POP3
- Perl Cookbook, 18.5. Reading Mail with POP3
- Perl in a Nutshell, 14.1.3. Retrieving Email with Net::POP3
- Perl in a Nutshell, 14.2.8. Reading Email with Mail::POP3Client
- sending
- Perl Cookbook, 18.3. Sending Mail
- Perl in a Nutshell, 14.1.1. Send Email with Net::SMTP
- Perl in a Nutshell, 14.2.1. Send Email with Mail::Mailer
- sending HTML forms via : Perl Cookbook, 19.13. Saving a Form to a File or Mail Pipe
- sorting (example subroutine) : Perl Cookbook, 10.17. Program: Sorting Your Mail
- tracking time path of : Perl Cookbook, 3.11. Program: hopdelta
- Embed module : Advanced Perl Programming, 19.4. Adding Extensions
- embedding Perl
- Advanced Perl Programming, 19. Embedding Perl:The Easy Way
- Advanced Perl Programming, 20.6. Easy Embedding API
- Learning Perl, 19.10.2. Embedded Perl
- Learning Perl on Win32 Systems, D.10. Embeddible, Extensible
- macros for : Advanced Perl Programming, 20.4.1. Calling a Perl Subroutine
- in messages : Perl in a Nutshell, 3.2. Command-Line Options
- emit_open_file procedure : Advanced Perl Programming, 17.4.2. Template Parser
- emit_opening_statement procedure : Advanced Perl Programming, 17.4.2. Template Parser
- empty array : Learning Perl, 3.2. Literal Representation
- empty base class test : Perl Cookbook, 13.9. Writing an Inheritable Class
- empty list : Learning Perl, 3.2. Literal Representation
- clearing out a hash : Learning Perl, 5.4.2. The values Function
- as default value for array variable : Learning Perl, 3.3. Variables
- getpwent() return value : Learning Perl, 16.1. Getting Password and Group Information
- empty string ("") : Perl Cookbook, 1.0. Introduction
- enablecache() routine : Programming Perl, 7.2.4. Benchmark - Check and Compare Running Times of Code
- encapsulation
- Advanced Perl Programming, 7.1. OO: An Introduction
- Advanced Perl Programming, 7.2.8. Accessor Methods
- Advanced Perl Programming, 11.2.2. Object Encapsulation
- Programming Perl, 4.3.4. Using Object Methods
- encoding URLs : Perl in a Nutshell, 9.2. URL Encoding
- encodings, multiple-byte : Perl Cookbook, 6.18. Matching Multiple-Byte Characters
- encryption
- Programming Perl, 3.2.22. crypt
- Programming Perl, 6.3.2.2. Penguin
- End() (Response object, PerlScript) : Perl in a Nutshell, 20.2.2.3. Response methods
- END block
- Advanced Perl Programming, 6.3. Package Initialization and Destruction
- Programming Perl, 5.1.2. Package Constructors and Destructors: BEGIN and END
- =end command (pod) : Perl in a Nutshell, Chapter 4, Reference: =end
- end index
- Entry widget : Perl in a Nutshell, 18.8.1. Text Indexes
- Listbox widget : Perl in a Nutshell, 18.10.1. Listbox Indexes
- Menu widget : Perl in a Nutshell, 18.15.1. Menu Indexes
- Text widget : Perl in a Nutshell, 18.11.1. Text Indexes and Modifiers
- end of file : Programming Perl, 3.2.31. eof
- Control-D as : Learning Perl, 3.6. <STDIN> as an Array
- detecting
- 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
- with Control-D : Learning Perl on Win32 Systems, 3.6. <STDIN> as an Array
- =end pod directive : Perl Cookbook, 12.16. Documenting Your Module with Pod
- __END__ token
- Perl Cookbook, 7.6. Storing Files Inside Your Program Text
- Perl in a Nutshell, 4.4.4. Global Special Constants
- Programming Perl, 2.3.2.7. Other literal tokens
- Programming Perl, 2.9.5. Global Special Filehandles
- end tokens : Learning Perl, 19.3. Simplest CGI Program
- endgrent()
- Learning Perl, 16.1. Getting Password and Group Information
- Perl in a Nutshell, Chapter 5, Reference: endgrent
- Programming Perl, 3.2.44. getgrent
- endhostent()
- Perl in a Nutshell, Chapter 5, Reference: endhostent
- Programming Perl, 3.2.49. gethostent
- ending : (see terminating)
- endless loop : (see infinite loops)
- endnetent() : Perl in a Nutshell, Chapter 5, Reference: endnetent
- endprotoent()
- Perl in a Nutshell, Chapter 5, Reference: endprotoent
- Programming Perl, 3.2.60. getprotoent
- endpwent()
- Learning Perl, 16.1. Getting Password and Group Information
- Perl in a Nutshell, Chapter 5, Reference: endpwent
- Programming Perl, 3.2.61. getpwent
- endservent()
- Perl in a Nutshell, Chapter 5, Reference: endservent
- Programming Perl, 3.2.66. getservent
- endtag() (HTML::Parser) : Perl in a Nutshell, Chapter 17, Reference: endtag
- English module
- Perl in a Nutshell, 8.45. English
- Programming Perl, 7.2.76. vars - Predeclare Global Variable Names
- Programming Perl, 8.2.3. Awk Traps
- Entry widgets (Perl/Tk)
- Advanced Perl Programming, A.3. Entry
- Advanced Perl Programming, 14.3.5.5. The entry widget
- Perl in a Nutshell, 18.8. The Entry Widget
- entrycget()
- Menu widget : Perl in a Nutshell, 18.15.2. Menu Methods
- Menubutton widget : Perl in a Nutshell, 18.14.2. Menubutton Methods
- entryconfigure()
- Menu widget : Perl in a Nutshell, 18.15.2. Menu Methods
- Menubutton widget : Perl in a Nutshell, 18.14.2. Menubutton Methods
- EnumerateRights() (Win32::FileSecurity) : Perl in a Nutshell, Chapter 19, Reference: EnumerateRights
- %ENV hash
- Learning Perl, 14.1. Using system and exec
- Perl in a Nutshell, 4.4.2. Global Special Arrays and Hashes
- Programming Perl, 2.9.4. Global Special Arrays
- deleting from : Programming Perl, 3.2.26. delete
- Env module
- Advanced Perl Programming, 6.5.1. How Do use and Exporter Work?
- Advanced Perl Programming, 9.3. Tying Hashes
- Perl in a Nutshell, 8.46. Env
- Programming Perl, 7.2.14. Env - Import Environment Variables
- env_proxy() (LWP::UserAgent) : Perl in a Nutshell, Chapter 17, Reference: env_proxy
- environment variables
- Perl in a Nutshell, 3.3. Environment Variables
- Programming Perl, 2.9.4. Global Special Arrays
- CGI-related : Perl in a Nutshell, 9.4. CGI Environment Variables
- controlling through %ENV : Learning Perl, 14.1. Using system and exec
- DBI-related : Perl in a Nutshell, 12.4. DBI Environment Variables
- importing : Programming Perl, 7.2.14. Env - Import Environment Variables
- eof
- Learning Perl, 19.8.2. Objects in CGI.pm
- Perl in a Nutshell, Chapter 5, Reference: eof
- Programming Perl, 3.2.31. eof
- Programming Perl, 8.3.1. Time Efficiency
- HTML::Parser module : Perl in a Nutshell, Chapter 17, Reference: eof
- eparams() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: eparams
- epath() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: epath
- Epoch : (see date and time)
- eq (equal to) operator
- Learning Perl, 2.4.2. Operators for Strings
- Perl in a Nutshell, 4.5.4.2. Equality operators
- Programming Perl, 8.2.1. Universal Blunders
- examples of
- Learning Perl, 1.5.3. Adding Choices
- Learning Perl, 1.5.17. The Final Programs
- Learning Perl on Win32 Systems, 1.6.3. Adding Choices
- Learning Perl on Win32 Systems, 1.6.17. The Final Programs
- eq() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: eq
- equal sign : (see = (equal sign))
- equality operators
- Perl in a Nutshell, 4.5.4.2. Equality operators
- Programming Perl, 2.5.12. Equality Operators
- equery() (URI::URL) : Perl in a Nutshell, Chapter 17, Reference: equery
- erasing : (see deleting)
- err() (DBI) : Perl in a Nutshell, Chapter 12, Reference: err
- Errno module : Perl in a Nutshell, 8.47. Errno
- $ERRNO ($!) variable
- 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
- Error() (Win32::Internet) : Perl in a Nutshell, Chapter 19, Reference: Error
- error messages
- Programming Perl, 7.2.5. Carp - Generate Error Messages
- Programming Perl, 8.3.6. User Efficiency
- Programming Perl, 8.4. Programming with Style
- Programming Perl, 9. Diagnostic Messages
- Error module : Learning Perl on Win32 Systems, B.4. Win32 Extensions
- error_as_HTML() (HTTP::Response) : Perl in a Nutshell, Chapter 17, Reference: error_as_HTML
- errors
- (see also exceptions)
- Advanced Perl Programming, 5.2. The Block Form: Exception Handling
- Programming Perl, 9. Diagnostic Messages
- $@ variable for : Programming Perl, 2.9.3. Global Special Variables
- $! variable for : Programming Perl, 2.9.3. Global Special Variables
- $? variable for : Programming Perl, 2.9.3. Global Special Variables
- CGI scripts
- Perl Cookbook, 19.0. Introduction
- Perl Cookbook, 19.2. Redirecting Error Messages
- Perl Cookbook, 19.3. Fixing a 500 Server Error
- controlling for other programs : Perl Cookbook, 16.9. Controlling the Input, Output, and Error of Another Program
- creating uniform DBI numbers : Advanced Perl Programming, 10.4.1.6. What DBI does not provide
- eval function and : Advanced Perl Programming, 5.1. The String Form: Expression Evaluation
- exceptions in subroutines : Perl Cookbook, 10.12. Handling Exceptions
- handling permissions for processes : Programming Perl, 7.2.40. IPC::Open3 - Open a Process for Reading, Writing, and Error Handling
- reading STDERR from programs : Perl Cookbook, 16.7. Reading STDERR from a Program
- reporting filenames in : Perl Cookbook, 7.4. Making Perl Report Filenames in Errors
- reporting like built-ins : Perl Cookbook, 12.12. Reporting Errors and Warnings Like Built-Ins
- returning failure from subroutines : Perl Cookbook, 10.10. Returning Failure
- trapping in require/use statements : Perl Cookbook, 12.2. Trapping Errors in require or use
- trapping undefined function calls : Perl Cookbook, 10.15. Trapping Undefined Function Calls with AUTOLOAD
- web server error log
- Perl Cookbook, 19.0. Introduction
- Perl Cookbook, 20.13. Processing Server Logs
- when parsing files : Advanced Perl Programming, 6.3. Package Initialization and Destruction
- errstr() (DBI) : Perl in a Nutshell, Chapter 12, Reference: errstr
- escape_from() (Mail::Internet) : Perl in a Nutshell, Chapter 14, Reference: escape_from
- escaped sequences
- Perl Cookbook, 1.13. Escaping Characters
- Perl in a Nutshell, 4.6.3. Escaped Sequences
- Programming Perl, 2.3.2.2. String literals
- /etc/group file
- Programming Perl, 3.2.44. getgrent
- Programming Perl, 8.3.1. Time Efficiency
- /etc/hosts file : Programming Perl, 3.2.49. gethostent
- /etc/networks file : Programming Perl, 3.2.53. getnetent
- /etc/passwd file
- Programming Perl, 3.2.61. getpwent
- Programming Perl, 8.3.1. Time Efficiency
- /etc/services file : Programming Perl, 3.2.66. getservent
- /etc/utmp file : Programming Perl, 3.2.50. getlogin
- $EUID ($>) variable
- 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
- Ev function : Advanced Perl Programming, 14.6.2. Event Details
- $EVAL_ERROR variable : Advanced Perl Programming, 5.1. The String Form: Expression Evaluation
- eval function
- Advanced Perl Programming, B.7. Exception Handling
- Learning Perl, D.5.2. The eval Operator (and s///e)
- Learning Perl, 11.1. What Is a Format?
- Learning Perl on Win32 Systems, D.5.2. The eval Operator (and s///e)
- Learning Perl on Win32 Systems, 11.1. What Is a Format?
- Perl in a Nutshell, Chapter 5, Reference: eval
- Programming Perl, 3.2.32. eval
- Programming Perl, 4. References and Nested Data Structures
- Programming Perl, 8.3.1. Time Efficiency
- die function and : Programming Perl, 3.2.27. die
- exception handling with : Advanced Perl Programming, 5.2. The Block Form: Exception Handling
- expression evaluation with
- Advanced Perl Programming, 5.1. The String Form: Expression Evaluation
- Advanced Perl Programming, 5.4. Using Eval for Expression Evaluation
- improving preformance with : Advanced Perl Programming, 5.5. Using Eval for Efficiency
- loops and : Programming Perl, 8.3.1. Time Efficiency
- other languages and : Advanced Perl Programming, 5.7. Eval in Other Languages
- with require/use statement : Perl Cookbook, 12.2. Trapping Errors in require or use
- quotation marks and : Advanced Perl Programming, 5.3. Watch Your Quotes
- security and : Advanced Perl Programming, 5.1. The String Form: Expression Evaluation
- in substitution
- Perl Cookbook, 1.8. Expanding Variables in User Input
- Perl Cookbook, 6.0. Introduction
- Perl Cookbook, 6.4. Commenting Regular Expressions
- for time-outs : Advanced Perl Programming, 5.6. Using Eval for Time-Outs
- translating with variables : Programming Perl, 2.4.2. Pattern-Matching Operators
- $EVAL_ERROR ($@) variable
- 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
- EventLog module : Learning Perl on Win32 Systems, B.4. Win32 Extensions
- events
- event details : Advanced Perl Programming, 14.6.2. Event Details
- event loops
- Msg module : Advanced Perl Programming, 13.1.1.4. Msg: Event loop routines
- Perl/Tk and : Advanced Perl Programming, 14.2. Starting with Perl/Tk
- widgets and : Advanced Perl Programming, 14.7. Event Loops
- modifiers of : Advanced Perl Programming, 14.6. Event Bindings
- multiple bindings to : Advanced Perl Programming, 14.6.1. Multiple Bindings
- Tk resize : Perl Cookbook, 15.16. Responding to Tk Resize Events
- widget event bindings : Advanced Perl Programming, 14.6. Event Bindings
- example Perl scripts
- Advanced Perl Programming, FTP
- Learning Perl on Win32 Systems, Exercises
- Perl in a Nutshell, 2.3.1.1. Perl examples
- Programming Perl, 8.5.2. Examples
- exceptions : Advanced Perl Programming, B.7. Exception Handling
- die function for : Programming Perl, 3.2.27. die
- Exception.pm module : Advanced Perl Programming, 5.2.1.1. Exception.pm
- exceptions.pl module : Advanced Perl Programming, 5.2.1.2. exceptions.pl
- handling in subroutines : Perl Cookbook, 10.12. Handling Exceptions
- handling with eval : Advanced Perl Programming, 5.2. The Block Form: Exception Handling
- modules for : Advanced Perl Programming, 5.2.1. Standard Modules
- other languages and : Advanced Perl Programming, 5.7. Eval in Other Languages
- SWIG and : Advanced Perl Programming, 18.3. SWIG Features
- trapping undefined function calls : Perl Cookbook, 10.15. Trapping Undefined Function Calls with AUTOLOAD
- exclamation point : (see ! (bang))
- exclusive locks : Perl Cookbook, 7.11. Locking a File
- exclusive OR operator
- Programming Perl, 2.5.13. Bitwise Operators
- Programming Perl, 2.5.20. Logical and, or, not, and xor
- Programming Perl, 8.2.3. Awk Traps
- exec()
- Perl Cookbook, 16.0. Introduction
- Perl Cookbook, 16.3. Replacing the Current Program with a Different One
- Perl Cookbook, 19.6. Executing Commands Without Shell Escapes
- Learning Perl, 14.4. Using fork
- Perl in a Nutshell, Chapter 5, Reference: exec
- Programming Perl, 3.2.33. exec
- $EXECUTABLE_NAME ($^X) variable
- 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
- execute bits
- Learning Perl, 1.4. Basic Concepts
- Learning Perl on Win32 Systems, 13.4. Modifying Permissions
- execute() (DBI)
- Perl in a Nutshell, Chapter 12, Reference: execute
- Perl in a Nutshell, 12.2.3. Database Handles and Statement Handles
- executing
- format : Learning Perl, 11.3. Invoking a Format
- methods : Programming Perl, 5.3.6. Method Invocation
- other programs from Perl : Programming Perl, 3.2.167. system
- Perl programs
- Programming Perl, 1.3.1. How to Do It
- Programming Perl, 6.1. Cooperating with Command Interpreters
- subroutines : Learning Perl, 8.2. Invoking a User Function
- executor : Advanced Perl Programming, 20.2.3. Executor
- execv function (in C) : Programming Perl, 3.2.33. exec
- execvp function (in C) : Programming Perl, 3.2.33. exec
- exists()
- Perl Cookbook, 5.1. Adding an Element to a Hash
- Perl in a Nutshell, Chapter 5, Reference: exists
- Programming Perl, 3.2.34. exists
- Programming Perl, 5.4.3. Tying Hashes
- multiple hash key values : Perl Cookbook, 5.7. Hashes with Multiple Values Per Key
- News::Newsrc module : Perl in a Nutshell, Chapter 15, Reference: exists
- EXISTS method : Programming Perl, 5.4.3. Tying Hashes
- exit()
- Learning Perl, 14.4. Using fork
- Learning Perl on Win32 Systems, 14.3. Using Processes as Filehandles
- Perl in a Nutshell, Chapter 5, Reference: exit
- Perl in a Nutshell, 11.4. Running CGI Scripts with mod_perl
- Programming Perl, 3.2.35. exit
- Programming Perl, 3.2.40. fork
- exit statement (awk) : Programming Perl, 6.4.2.2. a2p
- exit status, die() and
- Learning Perl, 10.3. A Slight Diversion: die
- Learning Perl on Win32 Systems, 10.4. A Slight Diversion: die
- exit value
- Learning Perl, 14.4. Using fork
- Learning Perl on Win32 Systems, 14.3. Using Processes as Filehandles
- exiting
- diagnostics module : Programming Perl, 7.2.10. diagnostics - Force Verbose Warning Diagnostics
- infinite loop : Programming Perl, 2.6.4.2. For loops
- exp()
- Perl in a Nutshell, Chapter 5, Reference: exp
- Programming Perl, 3.2.36. exp
- expand() (Net::SMTP) : Perl in a Nutshell, Chapter 14, Reference: expand
- -expand option (pack geometry manager) : Perl in a Nutshell, 18.2.1. The pack Geometry Manager
- ExpandEnvironmentStrings module : Learning Perl on Win32 Systems, B.4. Win32 Extensions
- expanding tabs : Perl Cookbook, 1.7. Expanding and Compressing Tabs
- expanding variables in user input : Perl Cookbook, 1.8. Expanding Variables in User Input
- expansion, filename : Programming Perl, 3.2.69. glob
- Expect module : Perl Cookbook, 15.13. Controlling Another Program with Expect
- experts, and reading introductory sections : Learning Perl on Win32 Systems, 1.6.8. Making It Fair for the Rest
- Expires property (response cookies)
- Perl in a Nutshell, 20.2.2.1. Setting cookies
- Perl in a Nutshell, 20.2.2.2. Response properties
- ExpiresAbsolute property (Response object) : Perl in a Nutshell, 20.2.2.2. Response properties
- expn program (example) : Perl Cookbook, 18.9. Program: expn and vrfy
- exponential notation, in floating-point numbers : Learning Perl, 2.2.2. Float Literals
- exponentiation (**) operator
- Learning Perl, 2.4.1. Operators for Numbers
- Perl in a Nutshell, 4.5.3. Arithmetic Operators
- Programming Perl, 2.5.4. Exponentiation
- Programming Perl, 8.2.3. Awk Traps
- @EXPORT array (use pragma) : Perl Cookbook, 12.1. Defining a Module's Interface
- export command, emulating : Learning Perl, 14.1. Using system and exec
- @EXPORT_OK array (use pragma) : Perl Cookbook, 12.1. Defining a Module's Interface
- @EXPORT_TAGS array (use pragma) : Perl Cookbook, 12.1. Defining a Module's Interface
- Exporter module
- Advanced Perl Programming, 6.5. Importing Symbols
- Perl Cookbook, 12.0. Introduction
- Perl Cookbook, 12.1. Defining a Module's Interface
- Perl in a Nutshell, 8.48. Exporter
- Programming Perl, 7.2.15. Exporter - Default Import Method for Modules
- exporting to modules : Perl Cookbook, 12.0. Introduction
- -exportselection option (widgets) : Perl in a Nutshell, 18.3. Common Widget Configuration Options
- expr command (debugger) : Programming Perl, 8.1.1. Debugger Commands
- expressions
- array literals : Learning Perl, 3.2. Literal Representation
- evaluation
- Advanced Perl Programming, 5.1. The String Form: Expression Evaluation
- Advanced Perl Programming, 5.4. Using Eval for Expression Evaluation
- /e flag with substitutions : Advanced Perl Programming, 5.4.1. Expression Evaluation in Substitutions
- interpolating within strings : Perl Cookbook, 1.10. Interpolating Functions and Expressions Within Strings
- plotting : Advanced Perl Programming, 4.2.2.1. Expression plotting
- in subroutine body : Learning Perl, 8.3. Return Values
- EXTEND macro : Advanced Perl Programming, 20.4.2.2. Ensuring that the stack is big enough
- extended regular expression syntax : Perl in a Nutshell, 4.6.8. Extended Regular Expressions
- $EXTENDED_OS_ERROR ($^E) variable : Perl in a Nutshell, 4.4.1. Global Special Variables
- extending arrays : Programming Perl, 2.3.4. List Values and Arrays
- extension modules, Perl : Advanced Perl Programming, 19.4. Adding Extensions
- definition of : Learning Perl on Win32 Systems, B.1. Library Terminology
- installing : Programming Perl, 7.2.16. ExtUtils::Install - Install Files from Here to There
- Makefiles for : Programming Perl, 7.2.18. ExtUtils::MakeMaker - Create a Makefile for a Perl Extension
- Win32, list of : Learning Perl on Win32 Systems, B.4. Win32 Extensions
- extra path information : Perl in a Nutshell, 9.3. Extra Path Information
- extract_cookies() (HTTP::Cookies) : Perl in a Nutshell, Chapter 17, Reference: extract_cookies
- extract_links() (HTML::Parser) : Perl in a Nutshell, Chapter 17, Reference: extract_links
- extracting
- from arrays : (see arrays)
- source code
- Perl in a Nutshell, 2.3.1. Installing on Unix
- Perl in a Nutshell, 2.3.2.2. Standard Perl distribution
- substrings : Programming Perl, 3.2.162. substr
- URLs from HTML : Perl Cookbook, 20.3. Extracting URLs
- ExtUtils modules : Perl in a Nutshell, 8.49. ExtUtils::Command
- ExtUtils::Command module : Perl in a Nutshell, 8.49. ExtUtils::Command
- ExtUtils::Embed module
- Advanced Perl Programming, 19.4. Adding Extensions
- Perl in a Nutshell, 8.50. ExtUtils::Embed
- ExtUtils::Install module
- Perl in a Nutshell, 8.51. ExtUtils::Install
- Programming Perl, 7.2.16. ExtUtils::Install - Install Files from Here to There
- ExtUtils::Installed module : Perl in a Nutshell, 8.52. ExtUtils::Installed
- ExtUtils::Liblist module
- Perl in a Nutshell, 8.53. ExtUtils::Liblist
- Programming Perl, 7.2.17. ExtUtils::Liblist - Determine Libraries to Use and How to Use Them
- ExtUtils::MakeMaker module
- Perl in a Nutshell, 8.54. ExtUtils::MakeMaker
- Programming Perl, 7.2.18. ExtUtils::MakeMaker - Create a Makefile for a Perl Extension
- ExtUtils::Manifest module
- Perl in a Nutshell, 8.55. ExtUtils::Manifest
- Programming Perl, 7.2.19. ExtUtils::Manifest - Utilities to Write and Check a MANIFEST File
- ExtUtils::Miniperl module
- Perl in a Nutshell, 8.56. ExtUtils::Miniperl
- Programming Perl, 7.2.20. ExtUtils::Miniperl - Write the C Code for perlmain.c
- ExtUtils::Mkbootstrap module
- Perl in a Nutshell, 8.57. ExtUtils::Mkbootstrap
- Programming Perl, 7.2.21. ExtUtils::Mkbootstrap - Make a Bootstrap File for Use by DynaLoader
- ExtUtils::Mksymlists module
- Perl in a Nutshell, 8.58. ExtUtils::Mksymlists
- Programming Perl, 7.2.22. ExtUtils::Mksymlists - Write Linker Option Files for Dynamic Extension
- ExtUtils::MM_OS2 module
- Perl in a Nutshell, 8.59. ExtUtils::MM_OS2
- Programming Perl, 7.2.23. ExtUtils::MM_OS2 - Methods to Override UNIX Behavior in ExtUtils::MakeMaker
- ExtUtils::MM_Unix module
- Perl in a Nutshell, 8.60. ExtUtils::MM_Unix
- Programming Perl, 7.2.24. ExtUtils::MM_Unix - Methods Used by ExtUtils::MakeMaker
- ExtUtils::MM_VMS module
- Perl in a Nutshell, 8.61. ExtUtils::MM_VMS
- Programming Perl, 7.2.25. ExtUtils::MM_VMS - Methods to Override UNIX Behavior in ExtUtils::MakeMaker
- ExtUtils::MM_WIN32 module : Perl in a Nutshell, 8.62. ExtUtils::MM_Win32
- ExtUtils::Packlist module : Perl in a Nutshell, 8.63. ExtUtils::Packlist
- ExtUtils::testlib module : Perl in a Nutshell, 8.64. ExtUtils::testlib
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