Symbols & Numbers | 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: P

pack function: 16.2. Manipulating Data with pack and unpack

packages: B.3. Packages

parameter lists: 4.5. Arguments

empty: 4.8.2. Empty Parameter Lists

variable-length: 4.8. Variable-length Parameter Lists

parent processes, managing: 14. Process Management

parentheses

file tests and: 11.6. File Tests

grouping patterns with: 7.2.3. Grouping in Patterns

indicating precedence: 2.6.2. Operator Precedence and Associativity

optional use of: 3.4.1. The pop and push Operators

with print function: 6.4. Output to Standard Output

with memory function: 8.4. Memory Parentheses

partial-evaluation operators: 10.9.3. Control Structures Using Partial-Evaluation Operators

password databases (Unix): B.7.1. Direct System Database Access

PATH environment variable: 14.3. The Environment Variables

pattern match operator (m//): 9.1. Matches with m//

patterns: 7.1. What Are Regular Expressions?

7.1. What Are Regular Expressions?

7.2. Using Simple Patterns

manpages for: 8.5.2. And There's More

split operator and: 9.7. The split Operator

test program for: 7.3. A Pattern Test Program

percent sign (%): 6.5. Formatted Output with printf

indicating conversion: 6.5. Formatted Output with printf

indicating entire hash: 5.2.1. The Hash as a Whole

printing: 6.5. Formatted Output with printf

performance, slowed by automatic match variables: 9.5.2. The Automatic Match Variables

period (see dot)

Perl: 1.2. What Does "Perl" Stand For?

advanced techniques for: 17. Some Advanced Perl Techniques

bugs in: 1.3.2. How Can I Get Support for Perl?

reporting: 1.3.4. What If I Find a Bug in Perl?

converting other programming languages to: B.25. Converting Other Languages to Perl

current trends in: 1.2.4. What's Happening with Perl Now?

documentation for: 1.3.3. Are There Any Other Kinds of Support?

B.1. Further Documentation

libraries and modules for: B.4. Extending Perl's Functionality

licenses for: 1.3. How Can I Get Perl?

mailing lists and newsgroups for: 1.3.3. Are There Any Other Kinds of Support?

obtaining: 1.3. How Can I Get Perl?

portability and: 1.1.2. Why Are There So Many Footnotes?

1.2.2. Is Perl Easy or Hard?

reasons for using/not using: 1.2.5. What's Perl Really Good For?

security and: B.14. Security

B.16. The Common Gateway Interface (CGI)

support for: 1.3.2. How Can I Get Support for Perl?

Perl identifiers: 2.5. Scalar Variables

Perl Monastery: 1.3.3. Are There Any Other Kinds of Support?

perlboot manpage, object-oriented programming and: B.20.2. Object-Oriented Programming

perlbug utility: 1.3.4. What If I Find a Bug in Perl?

perldata manpage, here documents and: B.8.2. Here documents

perldebug manpage: B.15. Debugging

perldiag manpage: 1.4.2. What's Inside That Program?

errors and: 17.1. Trapping Errors with eval

warnings explained in: 2.4. Perl's Built-in Warnings

perldoc command: 1.5. A Whirlwind Tour of Perl

perldoc manpage: B.1. Further Documentation

perldsc manpage, data structures and: B.20.1. Complex Data Structures

perlfaq manpage: 10.5. The elsif Clause

B.1. Further Documentation

perlfork manpage: B.31. Threads and Forking

perlform manpage, formats and: B.12. Formats

perlfunc manpage: 10.4. The Naked Block Control Structure

format letters and: 16.2. Manipulating Data with pack and unpack

grep operator and: B.10.1. map and grep

map operator and: B.10.1. map and grep

mathematical functions and: B.9.1. Advanced Math Functions

operators and: B.8. Other Operators and Functions

splice operator and: B.10.2. The splice Operator

System V IPC and: B.13.1. System V IPC

vec operator and: B.11. Bits and Pieces

perlipc manpage: 14.6. Getting Down and Dirty with Fork

perlipc module, System V IPC and: B.13.1. System V IPC

perllexwarn manpage: 2.4. Perl's Built-in Warnings

perllocale manpage: B.30. Locales and Unicode

perllol manpage, data structures and: B.20.1. Complex Data Structures

perlmod manpage

syntax extensions and: B.19. Syntax Extensions

writing modules and: B.4.4. Writing Your Own Modules

perlmodinstall manpage: B.4.3. Finding and Installing Modules

perlmodlib manpage

pragmas and: B.6. Pragmas

writing modules and: B.4.4. Writing Your Own Modules

perlobj manpage, object-oriented programming and: B.20.2. Object-Oriented Programming

perlop manpage

bitwise operators and: 11.6.4. Using Bitstrings

operators and: B.8. Other Operators and Functions

perlopentut manpage, filehandles and: B.29. More Ways to Open Filehandles

perlpod manpage: B.28. Embedded Documentation

perlport manpage, standard input/output and: 11.1. What Is a Filehandle?

perlre manpage: 8.5.2. And There's More

B.2. Regular expressions

perlref manpage, references and: B.20. References

perlreftut manpage, references and: B.20. References

perlrequick manpage: 8.5.2. And There's More

B.2. Regular expressions

perlretut manpage: 8.5.2. And There's More

B.2. Regular expressions

perlrun manpage, command-line options and: 16.4.1. In-place Editing from the Command Line

B.17. Command-Line Options

perlsec manpage: B.14. Security

perlsyn manpage: 10.7. The for Control Structure

continue block and: 10.8.2. The next Operator

syntax extensions and: B.19. Syntax Extensions

perlthrtut manpage: B.31. Threads and Forking

perltie manpage, tied variables and: B.21. Tied Variables

perltoc manpage: B.1. Further Documentation

perlvar manpage, builtin variables and: B.18. Built in Variables

permissions

changing: 13.5. Modifying Permissions

Unix and: 13.1. Removing Files

pipe (|): 11.1. What Is a Filehandle?

processes and: 14.5. Processes as Filehandles

plain-old documentation format: B.28. Embedded Documentation

plus sign (+), as quantifier: 7.2.2. Simple Quantifiers

pod format: B.28. Embedded Documentation

pointers (C programming language): B.20. References

pop operator: 3.4.1. The pop and push Operators

portability: 1.1.2. Why Are There So Many Footnotes?

1.2.2. Is Perl Easy or Hard?

modules and: 13.8.3. The File::Spec Module

POSIX module: B.5.9. The POSIX Module

math functions and: B.9.1. Advanced Math Functions

postincrements/postdecrements: 10.6.1. The Value of Autoincrement

pound sign (#) in comments: 1.4.2. What's Inside That Program?

Practical Extraction and Report Language (see Perl)

pragmas: 4.10. The use strict Pragma

B.6. Pragmas

integer: 2.2.1. All Numbers Are the Same Format Internally

precedence: 2.6.2. Operator Precedence and Associativity

8.5. Precedence

partial-evaluation operators and: 10.9.3. Control Structures Using Partial-Evaluation Operators

table of: 2.6.2. Operator Precedence and Associativity

preincrements/predecrements: 10.6.1. The Value of Autoincrement

print function: 2.6. Output with print

databases records and: 16.3. Fixed-length Random-access Databases

filehandles and: 11.4. Using Filehandles

newlines and: 6.4. Output to Standard Output

optional parentheses and: 6.4. Output to Standard Output

output and: 6.4. Output to Standard Output

printf function: 6.5. Formatted Output with printf

filehandles and: 11.4. Using Filehandles

private variables (see lexical variables)

processes

as filehandles: 14.5. Processes as Filehandles

managing: 14. Process Management

programming: 1.4. How Do I Make a Perl Program?

10.1.1. The else Clause with unless

automatic match variables and: 9.5.2. The Automatic Match Variables

text editor for: 1.4. How Do I Make a Perl Program?

programming languages

C, operators and: 10.9.2. The Ternary Operator, ?:

converting to Perl: B.25. Converting Other Languages to Perl

low-level vs. high-level: 1.2.1. Why Didn't Larry Just Use Some Other Language?

structured: 10.8. Loop Controls

Programming Perl: 1.2.1. Why Didn't Larry Just Use Some Other Language?

as documentation for Perl: 1.3.3. Are There Any Other Kinds of Support?

programs: 10.8.1. The last Operator

example of in a nutshell: 1.5. A Whirlwind Tour of Perl

exit status and: 11.3. Fatal Errors with die

last operator for exiting early: 10.8.1. The last Operator

name of

die function and: 11.3. Fatal Errors with die

warn function and: 11.3.1. Warning Messages with warn

running over the Web: 1.4.3. But How Do I Compile Perl?

prototypes: 4.11.1. Omitting the Ampersand

push operator: 3.4.1. The pop and push Operators

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