.\" -*- mode: troff; coding: utf-8 -*- .\" Automatically generated by Pod::Man 5.01 (Pod::Simple 3.43) .\" .\" Standard preamble: .\" ======================================================================== .de Sp \" Vertical space (when we can't use .PP) .if t .sp .5v .if n .sp .. .de Vb \" Begin verbatim text .ft CW .nf .ne \\$1 .. .de Ve \" End verbatim text .ft R .fi .. .\" \*(C` and \*(C' are quotes in nroff, nothing in troff, for use with C<>. .ie n \{\ . ds C` "" . ds C' "" 'br\} .el\{\ . ds C` . ds C' 'br\} .\" .\" Escape single quotes in literal strings from groff's Unicode transform. .ie \n(.g .ds Aq \(aq .el .ds Aq ' .\" .\" If the F register is >0, we'll generate index entries on stderr for .\" titles (.TH), headers (.SH), subsections (.SS), items (.Ip), and index .\" entries marked with X<> in POD. Of course, you'll have to process the .\" output yourself in some meaningful fashion. .\" .\" Avoid warning from groff about undefined register 'F'. .de IX .. .nr rF 0 .if \n(.g .if rF .nr rF 1 .if (\n(rF:(\n(.g==0)) \{\ . if \nF \{\ . de IX . tm Index:\\$1\t\\n%\t"\\$2" .. . if !\nF==2 \{\ . nr % 0 . nr F 2 . \} . \} .\} .rr rF .\" ======================================================================== .\" .IX Title "multidimensional 3pm" .TH multidimensional 3pm 2024-01-10 "perl v5.38.2" "User Contributed Perl Documentation" .\" For nroff, turn off justification. Always turn off hyphenation; it makes .\" way too many mistakes in technical documents. .if n .ad l .nh .SH NAME multidimensional \- disables multidimensional array emulation .SH VERSION .IX Header "VERSION" version 0.014 .SH SYNOPSIS .IX Header "SYNOPSIS" .Vb 1 \& no multidimensional; \& \& $hash{1, 2}; # dies \& $hash{join($;, 1, 2)}; # doesn\*(Aqt die .Ve .SH DESCRIPTION .IX Header "DESCRIPTION" 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 \f(CW\*(C`$\*(C'\fR sigil instead of \f(CW\*(C`@\*(C'\fR. .PP This module lexically makes using multidimensional array emulation a fatal error at compile time. .SH METHODS .IX Header "METHODS" .SS unimport .IX Subsection "unimport" Disables multidimensional array emulation for the remainder of the scope being compiled. .SS import .IX Subsection "import" Enables multidimensional array emulation for the remainder of the scope being compiled; .SH "SEE ALSO" .IX Header "SEE ALSO" "$;" in perlvar, B::Hooks::OP::Check. .SH AUTHOR .IX Header "AUTHOR" Dagfinn Ilmari Mannsåker .SH "COPYRIGHT AND LICENSE" .IX Header "COPYRIGHT AND LICENSE" This software is copyright (c) 2010 \- 2016 by Dagfinn Ilmari Mannsåker. .PP This is free software; you can redistribute it and/or modify it under the same terms as the Perl 5 programming language system itself.