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Index: R

-r operator : 10.5. The -x File Tests

-R operator : 10.5. The -x File Tests

rand( ) operator : 3.8. Exercises

example of : A.2. Chapter 3, Arrays and List Data

random access

to password file : 16.1. Getting Password and Group Information
with seek( ) operator : 17.4. Fixed-Length Random Access Databases

ranges, character, in regular expressions : 7.3.1. Single-Character Patterns

read( ) operator : 17.4. Fixed-Length Random Access Databases

readdir( ) operator : 12.5. Reading a Directory Handle

reading

from a command : 14.3. Using Processes as Filehandles
from a file : 10.4. Using Filehandles
from standard input : 6.1. Input from STDIN

readlink( ) operator : 13.3.2. Creating Hard and Soft Links with Perl

example of : A.12. Chapter 13, File and Directory Manipulation

redo operator : 9.3. The redo Statement

references in CGI programs : 19.7.1. References

regular expressions : 1.5.7. Handling Varying Input Formats

alternation in : 7.3.2.4. Alternation

anchoring in : 7.3.3. Anchoring Patterns

backtracking in : 7.3.2.2. Multipliers

character classes in : 7.3.1. Single-Character Patterns

compared with globbing : 12.2. Globbing

definition of : 7.1. Concepts About Regular Expressions

example of

1.5.8. Making It Fair for the Rest
1.5.9. Making It a Bit More Modular
9.1. The last Statement

grouping patterns of : 7.3.2. Grouping Patterns

non-special characters of : 7.3.1. Single-Character Patterns

precedence in : 7.3.4. Precedence

split( ) and : 7.6.1. The split Function

variable interpolation and : 7.4.4. Using Variable Interpolation

removing

characters : 15.5. Transliteration
files : 13.1. Removing a File
last character : 2.6.3. The chop and chomp Functions

rename( ) operator

1.5.15. Making Those Old Word Lists More Noticeable

13.2. Renaming a File

example of

A.12. Chapter 13, File and Directory Manipulation
1.5.17. The Final Programs

renaming files : 13.2. Renaming a File

examples of : 1.5.15. Making Those Old Word Lists More Noticeable

reports, generating

1.5.14. Listing the Secret Words
11.1. What Is a Format?

result : 2.4. Scalar Operators

return status, backwards for system( ) : 14.1. Using system and exec

return values

from fork : 14.4. Using fork
introduced : 1.5.9. Making It a Bit More Modular
print( ) and : 6.3.1. Using print for Normal Output
read( ) : 17.4. Fixed-Length Random Access Databases
select( ) : 11.6.1. Using select( ) to Change the Filehandle
subroutine, example of : 1.5.17. The Final Programs
subroutines : 8.3. Return Values
tr operator : 15.5. Transliteration

reverse( ) operator : 3.4.5. The reverse Function

example of

A.2. Chapter 3, Arrays and List Data
A.5. Chapter 6, Basic I/O

right angle brackets (\>), as format field characters : 11.4.1. Text Fields

right associativity : 2.4.3. Operator Precedence and Associativity

rindex( ) operator : 15.1. Finding a Substring

example of : A.14. Chapter 15, Other Data Transformation

rm command, and unlink( ) : 13.1. Removing a File

rmdir( ) operator : 13.4. Making and Removing Directories

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