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Perl in a Nutshell, 2nd Edition
book

Perl in a Nutshell, 2nd Edition

by Nathan Patwardhan, Ellen Siever, Stephen Spainhour
June 2002
Beginner content levelBeginner
759 pages
80h 42m
English
O'Reilly Media, Inc.
Content preview from Perl in a Nutshell, 2nd Edition

Name

config

Synopsis

Getopt::Long::config(optionlist)

Sets the variables in optionlist to change the default behavior of GetOptions. The following options are available:

$Getopt::Long::autoabbrev

If true, option names can be invoked with unique abbreviations. Default is 1 (true) unless the environment variable POSIXLY_CORRECT has been set.

$Getopt::Long::getopt_compat

If true, options can start with +. Default is 1 unless the environment variable POSIXLY_CORRECT has been set.

$Getopt::Long::order

Value indicates whether options and non-options may be mixed on the command line:

$PERMUTE

Non-options may be mixed with options. The default if POSIXLY_CORRECT is not set.

$REQUIRE_ORDER

Mixing is not allowed. The default if POSIXLY_CORRECT is set.

$Getopt::Long::ignorecase

If true, ignore case when matching options. Default is 1.

$Getopt::Long::VERSION

The version number of this Getopt::Long implementation in the format major.minor.

$Getopt::Long::error

Internal error flag. May be incremented from a callback routine to cause options-parsing to fail.

$Getopt::Long::debug

If true, enables debugging output. Default is 0 (false).

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Publisher Resources

ISBN: 0596002416Errata Page