.\" -*- 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 "overloading 3perl" .TH overloading 3perl 2024-02-11 "perl v5.38.2" "Perl Programmers Reference Guide" .\" 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 overloading \- perl pragma to lexically control overloading .SH SYNOPSIS .IX Header "SYNOPSIS" .Vb 4 \& { \& no overloading; \& my $str = "$object"; # doesn\*(Aqt call stringification overload \& } \& \& # it\*(Aqs lexical, so this stringifies: \& warn "$object"; \& \& # it can be enabled per op \& no overloading qw(""); \& warn "$object"; \& \& # and also reenabled \& use overloading; .Ve .SH DESCRIPTION .IX Header "DESCRIPTION" This pragma allows you to lexically disable or enable overloading. .ie n .IP """no overloading""" 6 .el .IP "\f(CWno overloading\fR" 6 .IX Item "no overloading" Disables overloading entirely in the current lexical scope. .ie n .IP """no overloading @ops""" 6 .el .IP "\f(CWno overloading @ops\fR" 6 .IX Item "no overloading @ops" Disables only specific overloads in the current lexical scope. .ie n .IP """use overloading""" 6 .el .IP "\f(CWuse overloading\fR" 6 .IX Item "use overloading" Reenables overloading in the current lexical scope. .ie n .IP """use overloading @ops""" 6 .el .IP "\f(CWuse overloading @ops\fR" 6 .IX Item "use overloading @ops" Reenables overloading only for specific ops in the current lexical scope.