perl でインタラクティブなシェルを実現する perlsh 2006-01-11-7: [Perl] http://d.hatena.ne.jp/secondlife/20060111/1136975310 Term::ReadLine::Gnu に含まれている perlsh． \Term-ReadLine-Gnu-1.15\eg にファイルがある．make install ではインストールされないので，手動でパスの通ったところに置く必要がある． 似たようなことは，Perl のデバッグモードでもできるけど，perlsh の方が便利． % perlsh main[1]$ @ary = qw(1 2 3 4 5) 1 2 3 4 5 main[2]$ map { $_ * $_ } grep { $_ % 2 } @ary 1 9 25 同じことを Perl のデバッグモードですると以下のよ
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