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习题 9: 印出，印出，印出

  1. # Here's some new strange stuff, remember type it exactly.
  3. days = "Mon Tue Wed Thu Fri Sat Sun"
  4. months = "Jan\nFeb\nMar\nApr\nMay\nJun\nJul\nAug"
  6. puts "Here are the days: ", days
  7. puts "Here are the months: ", months
  9. puts <<PARAGRAPH
  10. There's something going on here.
  11. With the three double-quotes.
  12. We'll be able to type as much as we like.
  13. Even 4 lines if we want, or 5, or 6.
  14. PARAGRAPH

你应该看到的结果

  1. $ ruby ex9.rb
  2. Here are the days:  
  3. Mon Tue Wed Thu Fri Sat Sun
  4. Here are the months:
  5. Jan
  6. Feb
  7. Mar
  8. Apr
  9. May
  10. Jun
  11. Jul
  12. Aug
  13. There's something going on here.
  14. With the three double-quotes.
  15. We'll be able to type as much as we like.
  16. Even 4 lines if we want, or 5, or 6.

加分习题

  1. 自己检查结果，记录你犯过的错误，并且在下个练习中尽量不犯相同的错误。
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