Perl 6 - Starting with the basics - Case study: word play(Reading word lists, IO.lines)

Think Perl 6

開発環境

• macOS Sierra - Apple (OS)
• Emacs (Text Editor)
• Perl 6 (プログラミング言語)
• Rakudo(コンパイラ、実装)

Think Perl 6: How to Think Like a Computer Scientist (Laurent Rosenfeld(著)、Allen B. Downey(著)、Oreilly & Associates Inc)のPart 1(Starting with the basics)、Chapter 8(Case study: word play)の Exercises 8-1.を取り組んでみる。

Exercises 8-1.

コード(Emacs)

#!/usr/bin/env perl6
# -*- coding: utf-8 -*-

for 'words.txt'.IO.lines {
    say $_ if $_.chars > 20;
}

入出力結果(Terminal, REPL)

$ ./sample1.pl 
counterdemonstrations
hyperaggressivenesses
microminiaturizations
$