Ruby Examples

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2026-01-15 14:01:21 +09:00
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#!/usr/bin/ruby
# -*- coding: utf-8 -*-
=begin
배열 요소를 모두 대문자로 변환
=end
arr = %w[this is a test array]
# select 필터 사용
arr.map { |v| v.upcase }
.each { |v| puts v }