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Index: D

-d operator : 10.6. The -x File Tests

d, as delete option of tr : 15.5. Transliteration

\d, in regular expressions : 7.3.1. Single-Character Patterns

dangling else, and impossibility of : 4.2. The if/unless Statement

database interface modules : B.2.6. Database Interfaces

databases

fixed-length records in : 17.4. Fixed-Length Random-Access Databases

human-readable : 17.5. Variable-Length ( Text) Databases

managing with the DBM library : 17.1. DBM Databases and DBM Hashes

random-access : 17.4. Fixed-Length Random-Access Databases

daytime server : C.1. A Simple Client

DBM array : 17.1. DBM Databases and DBM Hashes

DBM files : 1.6.16. Maintaining a Last-Good-Guess Database

DBM library : 17.1. DBM Databases and DBM Hashes

dbmclose(�) : 17.2. Opening and Closing DBM Hashes

example of : 1.6.17. The Final Programs

dbmopen(�) : 17.2. Opening and Closing DBM Hashes

examples of

1.6.17. The Final Programs

1.6.16. Maintaining a Last-Good-Guess Database

debugger : D.2. The Debugger

decimal points, in floating-point numbers : 2.2.2. Float Literals

default filehandle : 10.5. Using Filehandles

default values, implemented with || operator : 1.6.9. Making It a Bit More Modular

defensive programming : 15.4. Advanced Sorting

defining a format : 11.2. Defining a Format

delete operator : 5.4.4. The delete Function

delete(�), example of : 17.3. Using a DBM Hash

DeleteKey(�) : 16.6.1. More Registry Operations

deleting characters : 15.5. Transliteration

deleting Registry keys : 16.6.1. More Registry Operations

delimiters, for tr : 15.5. Transliteration

diamond operator (<>)

6.2. Input from the Diamond Operator

17.5. Variable-Length ( Text) Databases

examples of

A.7. Chapter 8, Functions

A.9. Chapter 10, Filehandles and File Tests

A.14. Chapter 15, Other Data Transformation

A.16. Chapter 17, Database Manipulation

7.2. Simple Uses of Regular Expressions

die(�) : 10.4. A Slight Diversion: die

examples of : A.11. Chapter 12, Directory Access

using : 1.6.13. Many Secret Word Files in the Current Directory

directories, renaming files into : 13.2. Renaming a File

directory handles : 12.3. Directory Handles

creating : 12.4. Opening and Closing a Directory Handle

division, operators for : 2.4.1. Operators for Numbers

Documentation : 1.5.1. Documentation

documentation : 1.5.1. Documentation

DomainName module : B.4. Win32 Extensions

dot (.)

as current directory : A.11. Chapter 12, Directory Access

example of : A.7. Chapter 8, Functions

double-quote interpolation : (see variable interpolation)

double-quoted strings : 2.3.2. Double-Quoted Strings

backslash escape and : 2.3.2. Double-Quoted Strings

example of : 1.6.2. Asking Questions and Remembering the Result

hash elements : 5.4.1. The keys Function

variable interpolation : 2.6.4. Interpolation of Scalars into Strings

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