2016-09-19から1日間の記事一覧

Rubyメモ1

[mfham@localhost work]$ ruby -v ruby 2.1.8p440 (2015-12-16 revision 53160) [x86_64-linux] [mfham@localhost work]$ irb 2.1.8 :001 > str = 'abcde' => "abcde" 2.1.8 :002 > puts str[0..-2] abcd => nil 2.1.8 :003 > (0..-2).each do |n| puts n en…