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Perl
来自开放百科 - 灰狐
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+ | {{top news}} | ||
{{SeeWikipedia}} | {{SeeWikipedia}} | ||
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[[Image:Perl-90x90.png|right]] | [[Image:Perl-90x90.png|right]] | ||
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Comprehensive Perl Archive Network: [[CPAN]] | Comprehensive Perl Archive Network: [[CPAN]] | ||
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+ | ==新闻== | ||
+ | <rss>http://www.perl.com/pub/atom.xml|short|date|max=10</rss> | ||
+ | |||
==Windows== | ==Windows== | ||
http://downloads.activestate.com/ActivePerl/Windows/5.8/ActivePerl-5.8.8.819-MSWin32-x86-267479.msi | http://downloads.activestate.com/ActivePerl/Windows/5.8/ActivePerl-5.8.8.819-MSWin32-x86-267479.msi | ||
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close (INPUT); | close (INPUT); | ||
==Variable Types== | ==Variable Types== | ||
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my $variables = { | my $variables = { | ||
scalar => { | scalar => { | ||
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}; | }; | ||
===Scalars=== | ===Scalars=== | ||
+ | {{SeeWikipediaChinese}} | ||
+ | |||
my $animal = "camel"; | my $animal = "camel"; | ||
my $answer = 42; | my $answer = 42; | ||
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*[http://docs.huihoo.com/perl/perldoc/perltooc.html perltooc] | *[http://docs.huihoo.com/perl/perldoc/perltooc.html perltooc] | ||
*[http://docs.huihoo.com/perl/perldoc/perlobj.html perlobj] | *[http://docs.huihoo.com/perl/perldoc/perlobj.html perlobj] | ||
− | == | + | ==项目== |
+ | *[https://github.com/hachiojipm/awesome-perl Awesome Perl] [[image:awesome.png]] | ||
*[[Mason]] | *[[Mason]] | ||
*[[LiveJournal Server]] | *[[LiveJournal Server]] | ||
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==相关链接== | ==相关链接== | ||
*http://www.perl.org/ | *http://www.perl.org/ | ||
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*[http://perl.plover.com/qotw/ Perl Quiz of the Week] | *[http://perl.plover.com/qotw/ Perl Quiz of the Week] | ||
− | {{ | + | {{comment}} |
− | [[ | + | [[category:programming language]] |
− | [[ | + | [[category:perl]] |
2016年2月29日 (一) 13:00的最后版本
您可以在Wikipedia上了解到此条目的英文信息 Perl Thanks, Wikipedia. |
When you need perl, think perl.org
"Perl 5 was my rewrite of Perl. I want Perl 6 to be the community's rewrite of Perl and of the community."
Perl 是一种自由且功能强大的编程语言。它被用作 Web 编程、数据库处理、XML 处理以及系统管理等等 — 它能够完成所有这些工作,同时仍然是处理小的日常工作的完美工具。Perl 快速、有趣,而且特别有用。很多人因为需要 Perl 而使用它,又因为热爱它而继续使用它。
Comprehensive Perl Archive Network: CPAN
目录 |
[编辑] 新闻
自http://www.perl.com/pub/atom.xml加载RSS失败或RSS源被墙
[编辑] Windows
http://downloads.activestate.com/ActivePerl/Windows/5.8/ActivePerl-5.8.8.819-MSWin32-x86-267479.msi 将 perl 安装到 C:\Perl-5.8.8\ 将C:\Perl-5.8.8\bin 加入 PATH的环境变量 C:\perl -v C:\Perl-5.8.8\eg\cgi>perl env.pl
创建 hello.pl
#!/usr/bin/perl print "Hello World.\n"; C:\perl hello.pl
模式匹配
#!/usr/bin/perl $target = "huihoo"; open (INPUT,"<index.html"); while (<INPUT>) { if (/$target/){ print"Found $target on line $.\n"; } } close (INPUT);
[编辑] Variable Types
my $variables = { scalar => { description => "single item", sigil => '$', }, array => { description => "ordered list of items", sigil => '@', }, hash => { description => "key/value pairs", sigil => '%', }, };
[编辑] Scalars
您还可以在维基百科上了解到此条目的中文信息 Perl 感谢, 维基百科. |
my $animal = "camel"; my $answer = 42; print $animal;
[编辑] Arrays
my @animals = ("camel", "llama", "owl"); my @numbers = (23, 42, 69); my @mixed = ("camel", 42, 1.23);
print $animals[0]; # prints "camel" print $mixed[$#mixed]; # last element, prints 1.23
my @sequences = (0..9); my @characters = ('a'..'z'); my @camels = qw{llama alpaca vicunas};
[编辑] Hashes
my %fruit_color = ("apple", "red", "banana", "yellow"); $fruit_color{"apple"}; # gives "red" my @fruits = keys %fruit_colors; my @colors = values %fruit_colors;
[编辑] Perl modules
CPAN http://www.cpan.org/ A number of popular modules are included with the Perl distribution itself.
[编辑] OO Perl
[编辑] 项目
[编辑] 相关链接
<discussion>characters_max=300</discussion>
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