multidimensional - disables multidimensional array emulation
version 0.014
no multidimensional;
$hash{1, 2}; # dies
$hash{join($;, 1, 2)}; # doesn't die
Perl's multidimensional array emulation stems from the days before the language had references, but these days it mostly serves to bite you when you typo a hash slice by using the $
sigil instead of @
.
This module lexically makes using multidimensional array emulation a fatal error at compile time.
Disables multidimensional array emulation for the remainder of the scope being compiled.
Enables multidimensional array emulation for the remainder of the scope being compiled;
"$;" in perlvar, B::Hooks::OP::Check.
Dagfinn Ilmari Mannsåker <ilmari@ilmari.org>
This software is copyright (c) 2010 - 2016 by Dagfinn Ilmari Mannsåker.
This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.