Ruby tips : Case statement

assign_value.rb

lang = 'en'

welcome_msg = case lang
when 'en' then 'welcome'
when 'de' then 'willkommen'
when 'fr' then 'bienvenue'
when 'de' then 'bienvenida'
else 'yo'
end

multiline_and_oneline_examples.rb

lang = 'en'

# multiline case statement
case lang
when 'en'
  puts 'welcome'
  # ... more statements
when 'de'
  puts 'willkommen'
  # ... more statements
when 'fr'
  puts 'bienvenue'
  # ... more statements
else
  'yo'
  # ... more statements
end

# one-line case statement. Don't forget the 'then' keyword
case lang
when 'en' then puts 'welcome'
when 'de' then puts 'willkommen'
when 'fr' then puts 'bienvenue'
when 'de' then puts 'bienvenida'
else 'yo'
end