X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/b6c36746cf4d7234615a50c042561bf21daa51a7..b76dad153351f50f46ba283bb0da075b93e89838:/pod/perl.pod diff --git a/pod/perl.pod b/pod/perl.pod index 571c190..a8d69da 100644 --- a/pod/perl.pod +++ b/pod/perl.pod @@ -42,9 +42,9 @@ flag = perlvms path perlfaq.* cpan/perlfaq/lib/ path perlglossary cpan/perlfaq/lib/ path perlxs(?:tut|typemap)? dist/ExtUtils-ParseXS/lib/ -path perldoc cpan/Pod-Perldoc/lib/ +path perldoc cpan/Pod-Perldoc/ -aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp +aux c2ph h2ph h2xs perlbug pl2pm pod2html pod2man splain xsubpp =end buildtoc @@ -121,6 +121,7 @@ aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp perllocale Perl locale support perluniintro Perl Unicode introduction perlunicode Perl Unicode support + perlunicook Perl Unicode cookbook perlunifaq Perl Unicode FAQ perluniprops Index of Unicode properties in Perl perlunitut Perl Unicode tutorial @@ -179,16 +180,30 @@ aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp perlhist Perl history records perldelta Perl changes since previous version - perl5176delta Perl changes in version 5.17.6 - perl5175delta Perl changes in version 5.17.5 - perl5174delta Perl changes in version 5.17.4 - perl5173delta Perl changes in version 5.17.3 - perl5172delta Perl changes in version 5.17.2 - perl5171delta Perl changes in version 5.17.1 - perl5170delta Perl changes in version 5.17.0 - perl5161delta Perl changes in version 5.16.1 + perl5256delta Perl changes in version 5.25.6 + perl5255delta Perl changes in version 5.25.5 + perl5254delta Perl changes in version 5.25.4 + perl5253delta Perl changes in version 5.25.3 + perl5252delta Perl changes in version 5.25.2 + perl5251delta Perl changes in version 5.25.1 + perl5250delta Perl changes in version 5.25.0 + perl5240delta Perl changes in version 5.24.0 + perl5222delta Perl changes in version 5.22.2 + perl5221delta Perl changes in version 5.22.1 + perl5220delta Perl changes in version 5.22.0 + perl5203delta Perl changes in version 5.20.3 + perl5202delta Perl changes in version 5.20.2 + perl5201delta Perl changes in version 5.20.1 + perl5200delta Perl changes in version 5.20.0 + perl5184delta Perl changes in version 5.18.4 + perl5182delta Perl changes in version 5.18.2 + perl5181delta Perl changes in version 5.18.1 + perl5180delta Perl changes in version 5.18.0 + perl5163delta Perl changes in version 5.16.3 perl5162delta Perl changes in version 5.16.2 + perl5161delta Perl changes in version 5.16.1 perl5160delta Perl changes in version 5.16.0 + perl5144delta Perl changes in version 5.14.4 perl5143delta Perl changes in version 5.14.3 perl5142delta Perl changes in version 5.14.2 perl5141delta Perl changes in version 5.14.1 @@ -234,10 +249,10 @@ aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp perlaix Perl notes for AIX perlamiga Perl notes for AmigaOS + perlandroid Perl notes for Android perlbs2000 Perl notes for POSIX-BC BS2000 perlce Perl notes for WinCE perlcygwin Perl notes for Cygwin - perldgux Perl notes for DG/UX perldos Perl notes for DOS perlfreebsd Perl notes for FreeBSD perlhaiku Perl notes for Haiku @@ -257,6 +272,7 @@ aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp perlriscos Perl notes for RISC OS perlsolaris Perl notes for Solaris perlsymbian Perl notes for Symbian + perlsynology Perl notes for Synology perltru64 Perl notes for Tru64 perlvms Perl notes for VMS perlvos Perl notes for Stratus VOS @@ -268,6 +284,7 @@ aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp perlboot perlbot + perlrepository perltodo perltooc perltoot @@ -277,6 +294,12 @@ aux a2p c2ph h2ph h2xs perlbug pl2pm pod2html pod2man s2p splain xsubpp On a Unix-like system, these documentation files will usually also be available as manpages for use with the F program. +Some documentation is not available as man pages, so if a +cross-reference is not found by man, try it with L. Perldoc can +also take you directly to documentation for functions (with the B<-f> +switch). See C (or C or C) +for other helpful options L has to offer. + In general, if something strange has gone wrong with your program and you're not sure where you should look for help, try making your code comply with B and B. These will often point out exactly @@ -295,108 +318,22 @@ a general-purpose programming language. It's widely used for everything from quick "one-liners" to full-scale application development. The language is intended to be practical (easy to use, efficient, -complete) rather than beautiful (tiny, elegant, minimal). - -Perl combines (in the author's opinion, anyway) some of the best -features of C, B, B, and B, so people familiar with -those languages should have little difficulty with it. (Language -historians will also note some vestiges of B, Pascal, and even -BASIC-PLUS.) Expression syntax corresponds closely to C -expression syntax. Unlike most Unix utilities, Perl does not -arbitrarily limit the size of your data--if you've got the memory, -Perl can slurp in your whole file as a single string. Recursion is of -unlimited depth. And the tables used by hashes (sometimes called -"associative arrays") grow as necessary to prevent degraded -performance. Perl can use sophisticated pattern matching techniques to -scan large amounts of data quickly. Although optimized for -scanning text, Perl also has many excellent tools for slicing -and dicing binary data. - -But wait, there's more... - -Begun in 1993 (see L), Perl version 5 is nearly a complete -rewrite that provides the following additional benefits: - -=over 4 - -=item * - -modularity and reusability using innumerable modules - -Described in L, L, and L. - -=item * - -embeddable and extensible - -Described in L, L, L, L, -L, L, and L. - -=item * - -roll-your-own magic variables (including multiple simultaneous DBM -implementations) - -Described in L and L. - -=item * - -subroutines can now be overridden, autoloaded, and prototyped - -Described in L. - -=item * - -arbitrarily nested data structures and anonymous functions - -Described in L, L, L, and L. - -=item * - -object-oriented programming - -Described in L and L. - -=item * - -support for light-weight processes (threads) - -Described in L and L. - -=item * - -support for Unicode, internationalization, and localization - -Described in L, L and L. - -=item * - -lexical scoping - -Described in L. - -=item * - -regular expression enhancements - -Described in L, with additional examples in L. - -=item * - -enhanced debugger and interactive Perl environment, -with integrated editor support - -Described in L, L and L. - -=item * - -POSIX 1003.1 compliant library - -Described in L. - -=back - -Okay, that's I enough hype. +complete) rather than beautiful (tiny, elegant, minimal). It combines +(in the author's opinion, anyway) some of the best features of B, +B, and B, making it familiar and easy to use for Unix users to +whip up quick solutions to annoying problems. Its general-purpose +programming facilities support procedural, functional, and +object-oriented programming paradigms, making Perl a comfortable +language for the long haul on major projects, whatever your bent. + +Perl's roots in text processing haven't been forgotten over the years. +It still boasts some of the most powerful regular expressions to be +found anywhere, and its support for Unicode text is world-class. It +handles all kinds of structured text, too, through an extensive +collection of extensions. Those libraries, collected in the CPAN, +provide ready-made solutions to an astounding array of problems. When +they haven't set the standard themselves, they steal from the best +-- just like Perl itself. =head1 AVAILABILITY @@ -421,6 +358,9 @@ Perl developers, please write to perl-thanks@perl.org . "@INC" locations of perl libraries +"@INC" above is a reference to the built-in variable of the same name; +see L for more information. + =head1 SEE ALSO http://www.perl.org/ the Perl homepage