[SYMBOL]
[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]
-p command-line option modifying files with
writing filters
pack( )
2nd
with Tk resize events
package statement
__PACKAGE__ symbol
2nd
packages
determining current calling
overriding built-in functions
private variables
referring to indirectly
paragraphs counting in files
in pod documentation
reading files backwards by
reformatting
param( )
parent classes accessing overridden methods
cloning objects
parentheses ( )
autouse pragma
prototyping functions
substitution
parse( ), HTML tables, extracting data
parse_csv subroutines
ParseDate( )
2nd
parsing comma-separated data
command-line arguments
commas into numbers
date and time from strings
filenames
HTML
HTML tags
web server log file
XML into data structures
into DOM tree
into SAX events
passing arrays and hashes by reference
by named parameter
passwords randomly generating
reading without echo
2nd
paths, XML
pattern matching
[See regular expressions] pattern separators, reading data with
PDL (Perl Data Language)
modules, matrix multiplication
percent sign (%) %SIG hash
hashes
performance backreferences and
database access, speeding with mod_perl
event-based XML parsing
presizing hashes
web server, improving
Perl Data Language
[See PDL] PERL_UNICODE environment variable
PERL5LIB environment variable
perlmenu module
permissions CGI scripts
libraries
symbolic file, instead of octal values
testing files for trustworthiness
permutations, generating all possible
permute program
persistent data structures
database data
private subroutine variables
personal identification number (PIN)
PF_ constants
.ph filename extension
PHP, communicating with mod_perl
PIN (personal identification number)
pinging machines
pipe( )
2nd
places( )
pluralizing words
plus sign (+), file-access modes
.pm filename extension
pnotes Apache requests, sharing information between handlers
URLs, storing information in
pod converting into other languages
documentation
sorting =head1 sections
pod2html
pod2man
pod2text tools
POE framework, writing multitasking server with
POE::Component::Server::TCP module
POP (Post Office Protocol)
servers
[See also POP3 servers][See also POP3 servers] fetching and summarizing messages
logging in
pop( ), circular lists
POP3 servers
port connection attempts, logging
portability closing filehandles
encodings in XML
Portable Operating System Interface
[See POSIX] pos( )
POSIX (Portable Operating System Interface)
termios interface
time( )
POSIX module blocking signals
today's date
trigonometric functions
POSIX::close( )
2nd
POSIX::setsid( )
POSIX::strtod( )
POSIX::uname( )
POST method
2nd
3rd
Post Office Protocol
[See POP] posting Usenet messages
pound sign (#), with printf( )
pragmas
preallocating memory for hashes
prime numbers, calculating
print( ) email attachments
filehandles outputting to multiple
storing in variables
printf( )
floating-point numbers, rounding
storing filehandles in variables
printing ; printf( ))
[See also print( )][See also print( )] data structures
date and time information
hashes
lists with commas
to multiple filehandles simultaneously
private function to variable
methods
module variables
subroutine variables
processes
catching Ctrl-C
communicating between
controlling input/output
creating
filtering output
gathering output
groups
2nd
imitating files with named pipes
large XML files, processing
multitasking servers, writing
with POE
preprocessing input
programs reading from and writing to
reading STDERR from
replacing
running multiple
recursively processing files in directories
sharing variables among
signal handlers
overriding
writing
signals
blocking
listing available
sending
turning into errors
timing out operations
XML processing instructions
XSLT, processing
zombies
avoiding
programs CGI
[See CGI programming] command-line arguments, parsing
controlling input/output of
controlling with Expect
filtering output
gathering output from
preprocessing input
reading from and writing to
reading STDERR from
replacing
running multiple
simulating telnet from
testing if running interactively
progressive matching
protocols Internet
socket
prototypes
2nd
proxy, submitting forms through
psgrep program
public methods
push( )
2nd
circular lists
Tie::IxHash module and
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