ex::constant::vars

ex::constant::vars is a Perl pragma to create readonly variables.
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  • Rating:
  • License:
  • Perl Artistic License
  • Price:
  • FREE
  • Publisher Name:
  • Casey R. Tweten
  • Publisher web site:
  • http://search.cpan.org/~ctweten/ex-constant-vars-0.01/vars.pm

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ex::constant::vars Description

ex::constant::vars is a Perl pragma to create readonly variables. ex::constant::vars is a Perl pragma to create readonly variables.SYNOPSISUsing the tie() interface: use ex::constant::vars; tie my $pi, 'ex::constant::vars', 4 * atan2( 1, 1 ); tie my @family, 'ex::constant::vars', qw( John Jane ); tie my %age, 'ex::constant::vars', John => 27, Jane => 'Back off!';Using the const() function: use ex::constant::vars 'const'; const SCALAR my $pi, 4 * atan2( 1, 1 ); const ARRAY my @family, qw( John Jane ); const HASH my %age, John => 27, Jane => 'Back off!';Using import() for compile time creation: use ex::constant::vars ( '$pi' => 4 * atan2( 1, 1 ), '@family' => , '%age' => { John => 27, Jane => 'Back off!' }, ); Requirements: · Perl


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