Perl Best Practices

Appendix D. Recommended Modules and Utilities

Recommended Core Modules

Module name	Description	In core since
base	Specifies the base classes of the current package at compile time (see Chapter 16)	5.005
Benchmark	Provides utilities to time fragments of Perl code (see Chapter 19)	5.003
Carp	Provides subroutines that warn or throw exceptions, reporting the problem from the caller's location (see Chapter 13)	5.6
charnames	Enables the use of character names via \N{CHARNAME} string literal escapes (see Chapter 4)	5.6
CPAN	Simplifies the downloading and installation of CPAN modules	5.004
Data::Dumper	Converts data structures into string representations of Perl code (see Chapters Chapter 15, Chapter 17, and Chapter 18)	5.005
Devel::DProf	Profiles Perl code (see Chapter 19)	5.6
English	Defines readable English names for special variables (see Chapter 5)	5.003
Fatal	Replaces functions and subroutines with equivalents that either succeed or throw an exception (see Chapter 13)	5.005
File::Glob	Implements command-line filename globbing (see Chapter 8)	5.6
File::Temp	Provides a safe and efficient way to create temporary files (see Chapter 17)	5.6
Getopt::Long	Parses command-line options (see Chapter 14)	5.003
IO::File	Creates I/O objects connected to files (see Chapter 10)	5.004
IO::Handle	Acts as the base class for filehandles and objects (see Chapter 5)	5.004
List::Util	Provides additional list-processing utilities missing from the core language (see Chapters Chapter 2 and 8)	5.8
Memoize	Optimizes subroutines by caching their return values ...