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ruby 制御構造(if while …)
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#if | |
if count > 10 | |
puts "もう一度挑戦してください。" | |
elsif tries == 3 | |
puts "あなたの負けです。" | |
else | |
puts "数字を入力してください。" | |
end | |
#while | |
while weight < 100 and num_pallets <=30 | |
pallet = next_pallet() | |
weight += pallet.weight | |
num_pallets +=1 | |
end | |
#unless 条件を満たしていない時に実行する | |
#until 条件を満たすまで繰り返し実行する | |
#文修飾子 本体が1つだけの式の場合に、利用できる。 | |
puts "きけんです” if radiation > 3000 | |
distance = distance * 1.2 while distance < 100 |
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