Index: F

Book Home

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: F

factorial( ): 4.20. Program: permute

failure, returning from subroutines: 10.10.1. Problem

false values: 1.. Introduction

fcntl( ), return values: 10.10.3. Discussion

FETCH( ): 13.15.3. Discussion

fetching URLs from Perl scripts: 20.1.1. Problem

<FH> line input operator: 8.. Basic Operations

FIFOs (named pipes): 16.11.1. Problem

file access

9.. Introduction

(see also directories file contents)

access modes: 7.. I/O Operations

7.1.3. Discussion

copying and moving files: 9.3.1. Problem

editing files (see file contents)

filehandles: 7.. Getting a Handle on the File

7.. Standard Filehandles
caching open: 7.7.1. Problem
copying: 7.10.1. Problem
printing to multiple: 7.8.1. Problem
reading a line from, without blocking: 7.23.1. Problem
reading from multiple: 7.22.1. Problem

filtering filename input: 7.14.1. Problem

command-line options: 7.14.3.2. Command-line options

flushing output: 7.19.1. Problem

locking files: 7.18.1. Problem

netlock program: 7.24. Program: netlock
region-specific locks: 7.25. Program: lockarea

non-blocking I/O: 7.20.1. Problem

opening and closing file descriptors: 7.9.1. Problem

processing all files in directories: 9.5.1. Problem

recursively: 9.7.1. Problem

storing files in program text: 7.12.1. Problem

timestamps: 9.1.1. Problem

unread bytes, determining number of: 7.21.1. Problem

file contents: 8.. Introduction

9.. Introduction

(see also directories; file access)

adding records to wtmp file: 8.24. Program: tailwtmp

comparing two files: 8.22.1. Problem

configuration files, reading: 8.16.1. Problem

continually growing files, reading: 8.5.1. Problem

converting Microsoft files to Unicode: 8.21.1. Problem

counting lines, paragraphs, and records: 8.2.1. Problem

extracting single line: 8.8.1. Problem

fixed-length records: 8.. Advanced Operations

reading: 8.15.1. Problem

I/O layers: 8.. I/O Layers

modifying

with -i switch: 7.16.1. Problem
with temporary files: 7.15.1. Problem
without temporary files: 7.17.1. Problem

processing all words in: 8.3.1. Problem

processing binary files: 8.11.1. Problem

random access

input/output: 8.12.1. Problem
updating: 8.13.1. Problem

random lines from, selecting: 8.6.1. Problem

randomizing line order: 8.7.1. Problem

reading

backwards: 8.4.1. Problem
lines with continuation characters: 8.1.1. Problem
null-terminated strings from binary files: 8.14.1. Problem

reading and writing hash records to file: 11.10.1. Problem

reading and writing Unicode from filehandles: 8.20.1. Problem

setting default I/O layers: 8.19.1. Problem

tctee program: 8.25. Program: tctee

testing for trustworthiness: 8.17.1. Problem

treating

files as arrays: 8.18.1. Problem
strings as files: 8.23.1. Problem

variable-length text fields: 8.9.1. Problem

viewing lastlog file information: 8.26. Program: laston

file descriptors, opening and closing: 7.9.1. Problem

file extensions: 12.. Other Kinds of Library Files

__FILE__ symbol: 10.4.3. Discussion

file test operators: 9.. Introduction

File::Basename module: 9.10.2. Solution

FileCache module: 7.7.2. Solution

File::chmod module: 9.11.3. Discussion

File::Compare module: 8.22.2. Solution

File::Copy module: 9.3.1. Problem

9.3.2. Solution

File::Find module: 9.7.2. Solution

removing directories recursively: 9.8.2. Solution

File::Glob module: 7.3.3. Discussion

filehandles: 7.. Getting a Handle on the File

autovivified: 7.5.3. Discussion

caching: 7.7.1. Problem

comparing: 8.22.3. Discussion

copying: 7.10.1. Problem

local: 10.13.3.2. Using local( ) for local handles

non-blocking I/O: 7.20.1. Problem

passing: 10.13.3.2. Using local( ) for local handles

12.6.3. Discussion

printing to multiple simultaneously: 7.8.1. Problem

reading

a line from, without blocking: 7.23.1. Problem
from many: 7.22.1. Problem

reading and writing Unicode from: 8.20.1. Problem

reporting filenames in errors: 7.4.1. Problem

seek offset: 7.. I/O Operations

standard: 7.. Standard Filehandles

storing in variables: 7.5.1. Problem

tied: 13.15.1. Problem

using filename as: 7.4.2. Solution

File::KGlob module: 6.9.3. Discussion

File::LockDir module: 7.24. Program: netlock

filenames

expanding tildes in: 7.3.1. Problem

filtering as input: 7.14.1. Problem

command-line options: 7.14.3.2. Command-line options

globbing: 9.6.1. Problem

multiple, for same file: 9.4.1. Problem

parsing: 9.10.1. Problem

renaming: 9.9.1. Problem

reporting in errors: 7.4.1. Problem

sorting: 9.. Introduction

9.13. Program: lst

unusual, opening files with: 7.2.1. Problem

using as filehandle: 7.4.2. Solution

File::NFSLock module: 7.18.3. Discussion

fileparse( ): 9.10.3. Discussion

File::Path module: 9.8.2. Solution

files

binary: 8.11.1. Problem

reading null-terminated strings: 8.14.1. Problem

C header, translating with h2ph: 12.17.1. Problem

comparing file contents: 8.22.1. Problem

configuration, reading: 8.16.1. Problem

creating temporary: 7.11.1. Problem

deleting: 9.2.1. Problem

last line of: 8.10.1. Problem

downloading, resuming HTTP GET: 20.17.1. Problem

locking: 7.18.1. Problem

advisory locking: 7.18.2. Solution
netlock program: 7.24. Program: netlock

Microsoft, converting to Unicode: 8.21.1. Problem

opening: 7.1.1. Problem

processing all in directories: 9.5.1. Problem

random-access, updating: 8.13.1. Problem

RSS, reading and writing: 22.9.1. Problem

storing in program text: 7.12.1. Problem

treating

as arrays: 8.18.1. Problem
strings as: 8.23.1. Problem

with unusual filenames, opening: 7.2.1. Problem

uploaded, receiving with mod_perl handler: 21.7.1. Problem

XML, larger than available memory, processing: 22.8.1. Problem

File::stat module: 8.5.3. Discussion

9.. Introduction

filesystem (see directories)

File::Temp module: 7.11.2. Solution

filtering

filenames as input: 7.14.1. Problem

command-line options: 7.14.3.2. Command-line options

output: 16.5.1. Problem

XML: 22.4.1. Problem

FindBin module: 12.8.3. Discussion

finddepth( ): 9.8.2. Solution

finding

fresh hyperlinks: 20.8.1. Problem
most common anything: 5.15.1. Problem
patterns (see regular expressions)
text and elements in XML documents: 22.6.1. Problem
versions and descriptions of modules: 12.23. Program: Finding Versions and Descriptions of Installed Modules

findnodes( ) vs. getElementsByTagName( ): 22.6.3. Discussion

FIONREAD call: 7.21.2. Solution

firewalls, fetching web pages through: 17.21. Program: fwdport

fixed-length records: 8.. Advanced Operations

flat-file index program: 8.27. Program: Flat File Indexes
reading: 8.15.1. Problem

FixNum class: 13.14.5. Example: Overloaded FixNum Class

fixstyle program: 1.23. Program: fixstyle

flat file index program: 8.27. Program: Flat File Indexes

flattened lists: 4.. Introduction

floating-point numbers: 2.. Introduction

comparing: 2.3.1. Problem
rounding: 2.2.1. Problem

flock( ): 7.18.2. Solution

compared to SysV lockf( ): 7.18.3. Discussion

floor( ): 2.2.3. Discussion

flushing output: 7.19.1. Problem

fmt program: 1.17.3. Discussion

fnctl( ), locking files: 7.18.3. Discussion

folded_demo program: 13.15.6. Tie Example: Case-Insensitive Hash

fonts, Unicode, support for: 8.21.3. Discussion

foodfind program: 5.9.3. Discussion

=for escape pod directive: 12.20.3. Discussion

ForceArray option: 22.1.3. Discussion

foreach loop: 4.13.2. Solution

printing to multiple filehandles: 7.8.2. Solution
renaming files: 9.9.2. Solution
traversing hashes: 5.5.2. Solution

fork( ): 16.10.2. Solution

16.10.3. Discussion
(see also processes)
avoiding zombie processes: 16.19.1. Problem
closing sockets after: 17.9.1. Problem
forking servers: 17.11.1. Problem
non-forking servers: 17.13.1. Problem
preforking servers: 17.12.1. Problem
shell escapes: 19.5.3. Discussion

format_string( ): 20.5.3. Discussion

forms, HTML: 19.. HTML and Forms

saving and emailing: 19.12.1. Problem
sticky widgets: 19.10.1. Problem
submitting: 20.2.1. Problem

forward slash (/)

/e substitution modifier: 1.12.3. Discussion

6.. Pattern-Matching Modifiers

/g pattern-matching modifier: 6.. Pattern-Matching Modifiers

finding Nth matches: 6.5.2. Solution
where last pattern ended: 6.14.3. Discussion

/i pattern-matching modifier: 6.. Pattern-Matching Modifiers

/m pattern-matching modifier: 6.. Pattern-Matching Modifiers

multiple lines: 6.6.2. Solution

/o pattern-matching modifier: 6.10.2. Solution

root directory: 9.. Introduction

/s pattern-matching modifier: 6.. Pattern-Matching Modifiers

multiple lines: 6.6.2. Solution

/x pattern modifier: 1.12.3. Discussion

comments in regular expressions: 6.4.3. Discussion

Frame widget, Tk: 15.14.2. Solution

FTP clients: 18.2.1. Problem

full-screen mode: 15.. Introduction

functions

interpolating within strings: 1.15.1. Problem
vs. methods: 13.10.3. Discussion
private for variables: 12.5.1. Problem
references to: 11.4.1. Problem
types of: 1.1.3. Discussion

fuzzy matching: 6.13.1. Problem

fwdport program: 17.21. Program: fwdport

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