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.\" Automatically generated by Pod::Man 4.14 (Pod::Simple 3.42) .\" .\" 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 .. .\" Set up some character translations and predefined strings. \*(-- will .\" give an unbreakable dash, \*(PI will give pi, \*(L" will give a left .\" double quote, and \*(R" will give a right double quote. \*(C+ will .\" give a nicer C++. Capital omega is used to do unbreakable dashes and .\" therefore won't be available. \*(C` and \*(C' expand to `' in nroff, .\" nothing in troff, for use with C<>. .tr \(*W- .ds C+ C\v'-.1v'\h'-1p'\s-2+\h'-1p'+\s0\v'.1v'\h'-1p' .ie n \{\ . ds -- \(*W- . ds PI pi . if (\n(.H=4u)&(1m=24u) .ds -- \(*W\h'-12u'\(*W\h'-12u'-\" diablo 10 pitch . if (\n(.H=4u)&(1m=20u) .ds -- \(*W\h'-12u'\(*W\h'-8u'-\" diablo 12 pitch . ds L" "" . ds R" "" . ds C` "" . ds C' "" 'br\} .el\{\ . ds -- \|\(em\| . ds PI \(*p . ds L" `` . ds R" '' . 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 "URI::_punycode 3" .TH URI::_punycode 3 "2024-09-05" "perl v5.32.1" "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" URI::_punycode \- encodes Unicode string in Punycode .SH "SYNOPSIS" .IX Header "SYNOPSIS" .Vb 3 \& use strict; \& use warnings; \& use utf8; \& \& use URI::_punycode qw(encode_punycode decode_punycode); \& \& # encode a unicode string \& my $punycode = encode_punycode(\*(Aqhttp://☃.net\*(Aq); # http://.net\-xc8g \& $punycode = encode_punycode(\*(Aqbücher\*(Aq); # bcher\-kva \& $punycode = encode_punycode(\*(Aq他们为什么不说中文\*(Aq); # ihqwcrb4cv8a8dqg056pqjye \& \& # decode a punycode string back into a unicode string \& my $unicode = decode_punycode(\*(Aqhttp://.net\-xc8g\*(Aq); # http://☃.net \& $unicode = decode_punycode(\*(Aqbcher\-kva\*(Aq); # bücher \& $unicode = decode_punycode(\*(Aqihqwcrb4cv8a8dqg056pqjye\*(Aq); # 他们为什么不说中文 .Ve .SH "DESCRIPTION" .IX Header "DESCRIPTION" URI::_punycode is a module to encode / decode Unicode strings into Punycode <https://tools.ietf.org/html/rfc3492>, an efficient encoding of Unicode for use with \s-1IDNA\s0 <https://tools.ietf.org/html/rfc5890>. .SH "FUNCTIONS" .IX Header "FUNCTIONS" All functions throw exceptions on failure. You can \f(CW\*(C`catch\*(C'\fR them with Syntax::Keyword::Try or Try::Tiny. The following functions are exported by default. .SS "encode_punycode" .IX Subsection "encode_punycode" .Vb 3 \& my $punycode = encode_punycode(\*(Aqhttp://☃.net\*(Aq); # http://.net\-xc8g \& $punycode = encode_punycode(\*(Aqbücher\*(Aq); # bcher\-kva \& $punycode = encode_punycode(\*(Aq他们为什么不说中文\*(Aq) # ihqwcrb4cv8a8dqg056pqjye .Ve .PP Takes a Unicode string (UTF8\-flagged variable) and returns a Punycode encoding for it. .SS "decode_punycode" .IX Subsection "decode_punycode" .Vb 3 \& my $unicode = decode_punycode(\*(Aqhttp://.net\-xc8g\*(Aq); # http://☃.net \& $unicode = decode_punycode(\*(Aqbcher\-kva\*(Aq); # bücher \& $unicode = decode_punycode(\*(Aqihqwcrb4cv8a8dqg056pqjye\*(Aq); # 他们为什么不说中文 .Ve .PP Takes a Punycode encoding and returns original Unicode string. .SH "AUTHOR" .IX Header "AUTHOR" Tatsuhiko Miyagawa <\fImiyagawa@bulknews.net\fR> is the author of IDNA::Punycode which was the basis for this module. .SH "SEE ALSO" .IX Header "SEE ALSO" IDNA::Punycode, \s-1RFC 3492\s0 <https://tools.ietf.org/html/rfc3492>, \&\s-1RFC 5891\s0 <https://tools.ietf.org/html/rfc5891> .SH "COPYRIGHT AND LICENSE" .IX Header "COPYRIGHT AND LICENSE" This library is free software; you can redistribute it and/or modify it under the same terms as Perl itself.