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@KogosRuby

Ruby学習#20 Case Expressions

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def get_day_name(day)
day_name = ""

case day
when "mon"
day_name = "Monday"
when "tue"
day_name = "Tuesday"
when "wed"
day_name = "Wednesday"
when "thu"
day_name = "Thursday"
when "fri"
day_name = "friday"
when "sat"
day_name = "Saturday"
when "sun"
day_name = "Sunday"
else
day_name = "Invalid abbreviation"
end

return day_name
end

puts get_day_name("mon")

Monday

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