Perl5 で irb 相当のことをする方法、すなわち REPL をする方法 Perl5 で REPL(Read-Eval-Print-Loop)をつかいたければ、perl -de 1 をつかえばいい。 perl5 についているデバッガ機能をつかえば、一応 REPL っぽいことはできるので、以下のようにしてつかう。 % perl -de 1 Loading DB routines from perl5db.pl version 1.33 Editor support available. Enter h or `h h' for help, or `man perldebug' for more help. main::(-e:1): 1 DB<1> print 3+2; 5 DB<2> ただしこの場合、lexical 変数が保存されないのでたとえば以下のコードは意図したとおりにはうごかな
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cpanとDevel-REPLに関するishideoのブックマーク (3)
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ishideo 2011/02/21
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Writing a perl read-eval-print loop (REPL) - part 1 - Vox
=== update, April 25For the impatient, part 2 and part 3 are already out and I'm aiming to publish a part per week until I run out of ideas and change to a different topic.=== end update, original post followsSo, I need to sort out my personal e-mail - I've left it alone for a few weeks and it's accumulated >10k messages. Forwarding it to gmail sort of works, but I'm a die-hard mutt user. I also p
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Perl 5 今昔 - Perl-users.jp
前は王道だったあの書き方も最近ではこうかな、というもの集です。 一般編 oldtype としたものもたいていは動きますし、環境の都合や軽量だなどの理由で普通に使われたりもします。そのへん勘違いなきよう。 CPANモジュールの検索 自動リダイレクトされるので知ってると思いますが。 oldtype: search.cpan.org modern: MetaCPAN CPANモジュールインストール oldtype: perl -MCPAN -e shell modern: cpan post modern: cpanm Module OR マッパー oldtype: Class::DBI, DBIx::Skinny modern: DBIx::Class, Data::ObjectDriver, Teng, Aniki テンプレートエンジン oldtype: HTML::Template, Te
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