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Index: F

-f operator : 10.6. The -x File Tests
false : 4.2. The if/unless Statement
regular expressions : 7.2. Simple Uses of Regular Expressions
FAQ, Perl : 1.4. Support
field definition line, introduced : 1.6.14. Listing the Secret Words
field value line, introduced : 1.6.14. Listing the Secret Words
fieldlines of format : 11.2. Defining a Format
File module
B.4. Win32 Extensions
13.4. Modifying Permissions
File::Basename : 10.3. Using Pathnames and Filenames
filehandles
1.6.10. Moving the Secret Word List into a Separate File
10.1. What Is a Filehandle?
default, defined : 10.5. Using Filehandles
formats and : 11.3. Invoking a Format
indirect : 12.2. Globbing
print( ) and : 1.6.12. Warning Someone When Things Go Astray
as processes : 14.3. Using Processes as Filehandles
read( ) and : 17.4. Fixed-Length Random-Access Databases
reading from : 10.5. Using Filehandles
seek( ) and : 17.4. Fixed-Length Random-Access Databases
as uppercase : 1.6.10. Moving the Secret Word List into a Separate File
filename glob : 1.6.13. Many Secret Word Files in the Current Directory
filenames : 10.3. Using Pathnames and Filenames
files
age, example of : 1.6.11. Ensuring a Modest Amount of Security
appending to : 10.2. Opening and Closing a Filehandle
information about, with stat( ) : 10.7. The stat Function
modifying permissions of : 13.4. Modifying Permissions
modifying timestamps of : 13.5. Modifying Timestamps
opening : 10.2. Opening and Closing a Filehandle
removing : 13.1. Removing a File
renaming
1.6.15. Making Those Old Word Lists More Noticeable
13.2. Renaming a File
testing for existence : 10.6. The -x File Tests
FileSecurity module
B.4. Win32 Extensions
13.4. Modifying Permissions
filled fields, in formats : 11.4.4. Filled Fields
finding a substring : 15.1. Finding a Substring
finding a substring in reverse : 15.1. Finding a Substring
findstr command : 7.2. Simple Uses of Regular Expressions
ignoring case : 7.4.2. Ignoring Case
floating-point literals : 2.2.2. Float Literals
floating-point numbers : 2.2.1. All Numbers Use the Same Format Internally
footnotes, meaning of : Conventions
for statement : 4.5. The for Statement
example of
A.3. Chapter 4, Control Structures
9.4. Labeled Blocks
foreach statement
1.6.16. Maintaining a Last-Good-Guess Database
4.6. The foreach Statement
example of
A.3. Chapter 4, Control Structures
A.4. Chapter 5, Hashes
A.11. Chapter 12, Directory Access
1.6.17. The Final Programs
12.5. Reading a Directory Handle
17.3. Using a DBM Hash
foreach( ), example of : A.5. Chapter 6, Basic I/O
format definition
example of : 1.6.14. Listing the Secret Words
location in source file : 11.2. Defining a Format
format fieldholders : 11.2. Defining a Format
format fieldlines : 11.2. Defining a Format
format keyword
1.6.14. Listing the Secret Words
11.2. Defining a Format
example of : 1.6.17. The Final Programs
format names
changing : 11.6.2. Changing the Format Name
selecting : 11.2. Defining a Format
format template : 11.2. Defining a Format
FormatMessage module : B.4. Win32 Extensions
formats : 11.1. What Is a Format?
changing top-of-page format name : 11.6.3. Changing the Top-of-Page Format Name
constant part : 11.1. What Is a Format?
defining : 11.2. Defining a Format
defining text fields : 11.4.1. Text Fields
invoking : 11.3. Invoking a Format
multi-line fieldholder
defined : 11.4.3. Multiline Fields
top-of-page : 11.5. The Top-of-Page Format
variable part : 11.1. What Is a Format?
whitespace within : 11.2. Defining a Format
formatted output, printf( ) and : 6.3.2. Using printf for Formatted Output
formfeed, and top-of-page format : 11.5. The Top-of-Page Format
FsType function : 10.7. The stat Function
FsType module : B.4. Win32 Extensions
FTP, obtaining exercises via : FTP
FTPMAIL : FTPMAIL
function pointers : D.10.7. Function Pointers


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