๐Ÿ“„ Viewing: perlcn.pod

If you read this file _as_is_, just ignore the funny characters you
see. It is written in the POD format (see perlpod manpage) which is
specially designed to be readable as is.

The following documentation is written in EUC-CN encoding.

ๅฆ‚ๆžœไฝ ็”จไธ€่ˆฌ็š„ๆ–‡ๅญ—็ผ–่พ‘ๅ™จ้˜…่งˆ่ฟ™ไปฝๆ–‡ไปถ, ่ฏทๅฟฝ็•ฅๆ–‡ไธญๅฅ‡็‰น็š„ๆณจ่ฎฐๅญ—็ฌฆ.
่ฟ™ไปฝๆ–‡ไปถๆ˜ฏไปฅ POD (็ฎ€ๆ˜Žๆ–‡ไปถๆ ผๅผ) ๅ†™ๆˆ; ่ฟ™็งๆ ผๅผๆ˜ฏไธบไบ†่ƒฝ่ฎฉไบบ็›ดๆŽฅ้˜…่ฏป,
่€Œ็‰นๅˆซ่ฎพ่ฎก็š„. ๅ…ณไบŽๆญคๆ ผๅผ็š„่ฟ›ไธ€ๆญฅไฟกๆฏ, ่ฏทๅ‚่€ƒ perlpod ็บฟไธŠๆ–‡ไปถ.

=encoding euc-cn

=head1 NAME

perlcn - ็ฎ€ไฝ“ไธญๆ–‡ Perl ๆŒ‡ๅ—

=head1 DESCRIPTION

ๆฌข่ฟŽๆฅๅˆฐ Perl ็š„ๅคฉๅœฐ!

ไปŽ 5.8.0 ็‰ˆๅผ€ๅง‹, Perl ๅ…ทๅค‡ไบ†ๅฎŒๅ–„็š„ Unicode (็ปŸไธ€็ ) ๆ”ฏๆด,
ไนŸ่ฟžๅธฆๆ”ฏๆดไบ†่ฎธๅคšๆ‹‰ไธ่ฏญ็ณปไปฅๅค–็š„็ผ–็ ๆ–นๅผ; CJK (ไธญๆ—ฅ้Ÿฉ) ไพฟๆ˜ฏๅ…ถไธญ็š„ไธ€้ƒจไปฝ.
Unicode ๆ˜ฏๅ›ฝ้™…ๆ€ง็š„ๆ ‡ๅ‡†, ่ฏ•ๅ›พๆถต็›–ไธ–็•ŒไธŠๆ‰€ๆœ‰็š„ๅญ—็ฌฆ: ่ฅฟๆ–นไธ–็•Œ, ไธœๆ–นไธ–็•Œ,
ไปฅๅŠไธค่€…้—ด็š„ไธ€ๅˆ‡ (ๅธŒ่…Šๆ–‡, ๅ™ๅˆฉไบšๆ–‡, ไบšๆ‹‰ไผฏๆ–‡, ๅธŒไผฏๆฅๆ–‡, ๅฐๅบฆๆ–‡,
ๅฐๅœฐๅฎ‰ๆ–‡, ็ญ‰็ญ‰). ๅฎƒไนŸๅฎน็บณไบ†ๅคš็งไฝœไธš็ณป็ปŸไธŽๅนณๅฐ (ๅฆ‚ PC ๅŠ้บฆ้‡‘ๅก”).

Perl ๆœฌ่บซไปฅ Unicode ่ฟ›่กŒๆ“ไฝœ. ่ฟ™่กจ็คบ Perl ๅ†…้ƒจ็š„ๅญ—็ฌฆไธฒๆ•ฐๆฎๅฏ็”จ Unicode
่กจ็คบ; Perl ็š„ๅ‡ฝๅผไธŽ็ฎ—็ฌฆ (ไพ‹ๅฆ‚ๆญฃ่ง„่กจ็คบๅผๆฏ”ๅฏน) ไนŸ่ƒฝๅฏน Unicode ่ฟ›่กŒๆ“ไฝœ.
ๅœจ่พ“ๅ…ฅๅŠ่พ“ๅ‡บๆ—ถ, ไธบไบ†ๅค„็†ไปฅ Unicode ไน‹ๅ‰็š„็ผ–็ ๆ–นๅผๅญ˜ๆ”พ็š„ๆ•ฐๆฎ, Perl
ๆไพ›ไบ† Encode ่ฟ™ไธชๆจกๅ—, ๅฏไปฅ่ฎฉไฝ ่ฝปๆ˜“ๅœฐ่ฏปๅ–ๅŠๅ†™ๅ…ฅๆ—งๆœ‰็š„็ผ–็ ๆ•ฐๆฎ.

Encode ๅปถไผธๆจกๅ—ๆ”ฏๆดไธ‹ๅˆ—็ฎ€ไฝ“ไธญๆ–‡็š„็ผ–็ ๆ–นๅผ ('gb2312' ่กจ็คบ 'euc-cn'):

    euc-cn	Unix ๅปถไผธๅญ—็ฌฆ้›†, ไนŸๅฐฑๆ˜ฏไฟ—็งฐ็š„ๅ›ฝๆ ‡็ 
    gb2312-raw	ๆœช็ปๅค„็†็š„ (ไฝŽๆฏ”็‰น) GB2312 ๅญ—็ฌฆ่กจ
    gb12345	ๆœช็ปๅค„็†็š„ไธญๅ›ฝ็”จ็นไฝ“ไธญๆ–‡็ผ–็ 
    iso-ir-165	GB2312 + GB6345 + GB8565 + ๆ–ฐๅขžๅญ—็ฌฆ
    cp936	ๅญ—็ ้กต 936, ไนŸๅฏไปฅ็”จ 'GBK' (ๆ‰ฉๅ……ๅ›ฝๆ ‡็ ) ๆŒ‡ๆ˜Ž
    hz		7 ๆฏ”็‰น้€ธๅ‡บๅผ GB2312 ็ผ–็ 

ไธพไพ‹ๆฅ่ฏด, ๅฐ† EUC-CN ็ผ–็ ็š„ๆกฃๆกˆ่ฝฌๆˆ Unicode, ็ฅ—้œ€้”ฎๅ…ฅไธ‹ๅˆ—ๆŒ‡ไปค:

    perl -Mencoding=euc-cn,STDOUT,utf8 -pe1 < file.euc-cn > file.utf8

Perl ไนŸๅ†…้™„ไบ† "piconv", ไธ€ๆ”ฏๅฎŒๅ…จไปฅ Perl ๅ†™ๆˆ็š„ๅญ—็ฌฆ่ฝฌๆขๅทฅๅ…ท็จ‹ๅบ, ็”จๆณ•ๅฆ‚ไธ‹:

    piconv -f euc-cn -t utf8 < file.euc-cn > file.utf8
    piconv -f utf8 -t euc-cn < file.utf8 > file.euc-cn

ๅฆๅค–, ๅˆฉ็”จ encoding ๆจกๅ—, ไฝ ๅฏไปฅ่ฝปๆ˜“ๅ†™ๅ‡บไปฅๅญ—็ฌฆไธบๅ•ไฝ็š„็จ‹ๅบ็ , ๅฆ‚ไธ‹ๆ‰€็คบ:

    #!/usr/bin/env perl
    # ๅฏๅŠจ euc-cn ๅญ—ไธฒ่งฃๆž; ๆ ‡ๅ‡†่พ“ๅ‡บๅ…ฅๅŠๆ ‡ๅ‡†้”™่ฏฏ้ƒฝ่ฎพไธบ euc-cn ็ผ–็ 
    use encoding 'euc-cn', STDIN => 'euc-cn', STDOUT => 'euc-cn';
    print length("้ช†้ฉผ");	     #  2 (ๅŒๅผ•ๅท่กจ็คบๅญ—็ฌฆ)
    print length('้ช†้ฉผ');	     #  4 (ๅ•ๅผ•ๅท่กจ็คบๅญ—่Š‚)
    print index("่ฐ†่ฐ†ๆ•™่ฏฒ", "่›”ๅ”ค"); # -1 (ไธๅŒ…ๅซๆญคๅญๅญ—็ฌฆไธฒ)
    print index('่ฐ†่ฐ†ๆ•™่ฏฒ', '่›”ๅ”ค'); #  1 (ไปŽ็ฌฌไบŒไธชๅญ—่Š‚ๅผ€ๅง‹)

ๅœจๆœ€ๅŽไธ€ๅˆ—ไพ‹ๅญ้‡Œ, "่ฐ†" ็š„็ฌฌไบŒไธชๅญ—่Š‚ไธŽ "่ฐ†" ็š„็ฌฌไธ€ไธชๅญ—่Š‚็ป“ๅˆๆˆ EUC-CN
็ ็š„ "่›”"; "่ฐ†" ็š„็ฌฌไบŒไธชๅญ—่Š‚ๅˆ™ไธŽ "ๆ•™" ็š„็ฌฌไธ€ไธชๅญ—่Š‚็ป“ๅˆๆˆ "ๅ”ค".
่ฟ™่งฃๅ†ณไบ†ไปฅๅ‰ EUC-CN ็ ๆฏ”ๅฏนๅค„็†ไธŠๅธธ่ง็š„้—ฎ้ข˜.

=head2 ้ขๅค–็š„ไธญๆ–‡็ผ–็ 

ๅฆ‚ๆžœ้œ€่ฆๆ›ดๅคš็š„ไธญๆ–‡็ผ–็ , ๅฏไปฅไปŽ CPAN (L<http://www.cpan.org/>) ไธ‹่ฝฝ
Encode::HanExtra ๆจกๅ—. ๅฎƒ็›ฎๅ‰ๆไพ›ไธ‹ๅˆ—็ผ–็ ๆ–นๅผ:

    gb18030	ๆ‰ฉๅ……่ฟ‡็š„ๅ›ฝๆ ‡็ , ๅŒ…ๅซ็นไฝ“ไธญๆ–‡

ๅฆๅค–, Encode::HanConvert ๆจกๅ—ๅˆ™ๆไพ›ไบ†็ฎ€็น่ฝฌๆข็”จ็š„ไธค็ง็ผ–็ :

    big5-simp	Big5 ็นไฝ“ไธญๆ–‡ไธŽ Unicode ็ฎ€ไฝ“ไธญๆ–‡ไบ’่ฝฌ
    gbk-trad	GBK ็ฎ€ไฝ“ไธญๆ–‡ไธŽ Unicode ็นไฝ“ไธญๆ–‡ไบ’่ฝฌ

่‹ฅๆƒณๅœจ GBK ไธŽ Big5 ไน‹้—ดไบ’่ฝฌ, ่ฏทๅ‚่€ƒ่ฏฅๆจกๅ—ๅ†…้™„็š„ b2g.pl ไธŽ g2b.pl ไธคๆ”ฏ็จ‹ๅบ,
ๆˆ–ๅœจ็จ‹ๅบๅ†…ไฝฟ็”จไธ‹ๅˆ—ๅ†™ๆณ•:

    use Encode::HanConvert;
    $euc_cn = big5_to_gb($big5); # ไปŽ Big5 ่ฝฌไธบ GBK
    $big5 = gb_to_big5($euc_cn); # ไปŽ GBK ่ฝฌไธบ Big5

=head2 ่ฟ›ไธ€ๆญฅ็š„ไฟกๆฏ

่ฏทๅ‚่€ƒ Perl ๅ†…้™„็š„ๅคง้‡่ฏดๆ˜Žๆ–‡ไปถ (ไธๅนธๅ…จๆ˜ฏ็”จ่‹ฑๆ–‡ๅ†™็š„), ๆฅๅญฆไน ๆ›ดๅคšๅ…ณไบŽ
Perl ็š„็Ÿฅ่ฏ†, ไปฅๅŠ Unicode ็š„ไฝฟ็”จๆ–นๅผ. ไธ่ฟ‡, ๅค–้ƒจ็š„่ต„ๆบ็›ธๅฝ“ไธฐๅฏŒ:

=head2 ๆไพ› Perl ่ต„ๆบ็š„็ฝ‘ๅ€

=over 4

=item L<http://www.perl.com/>

Perl ็š„้ฆ–้กต (็”ฑๆฌง่Žฑ็คผๅ…ฌๅธ็ปดๆŠค)

=item L<http://www.cpan.org/>

Perl ็ปผๅˆๅ…ธ่—็ฝ‘ (Comprehensive Perl Archive Network)

=item L<http://lists.perl.org/>

Perl ้‚ฎ้€’่ฎบๅ›ไธ€่งˆ

=back

=head2 ๅญฆไน  Perl ็š„็ฝ‘ๅ€

=over 4

=item L<http://www.oreilly.com.cn/index.php?func=booklist&cat=68>

็ฎ€ไฝ“ไธญๆ–‡็‰ˆ็š„ๆฌง่Žฑ็คผ Perl ไนฆ่—‰

=back

=head2 Perl ไฝฟ็”จ่€…้›†ไผš

=over 4

=item L<http://www.pm.org/groups/asia.html>

ไธญๅ›ฝ Perl ๆŽจๅนฟ็ป„ไธ€่งˆ

=back

=head2 Unicode ็›ธๅ…ณ็ฝ‘ๅ€

=over 4

=item L<http://www.unicode.org/>

Unicode ๅญฆๆœฏๅญฆไผš (Unicode ๆ ‡ๅ‡†็š„ๅˆถๅฎš่€…)

=item L<http://www.cl.cam.ac.uk/%7Emgk25/unicode.html>

Unix/Linux ไธŠ็š„ UTF-8 ๅŠ Unicode ็ญ”ๅฎข้—ฎ

=back

=head1 SEE ALSO

L<Encode>, L<Encode::CN>, L<encoding>, L<perluniintro>, L<perlunicode>

=head1 AUTHORS

Jarkko Hietaniemi E<lt>jhi@iki.fiE<gt>

Audrey Tang (ๅ”ๅ‡ค) E<lt>audreyt@audreyt.orgE<gt>

=cut

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