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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


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