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Dash is missing on page 115 (Java OCA 8 Programmer I Study Guide)  RSS feed

 
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On page 115, the example of insert method

The line 6 // sb = -ani-mals should be // sb = -ani-mals-
 
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Mushfiq Mammadov wrote:The line 6 // sb = -ani-mals should be // sb = -ani-mals-


That's true!

And would the output be the same if you swapped lines 4 and 6?
 
Mushfiq Mammadov
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Roel De Nijs wrote: And would the output be the same if you swapped lines 4 and 6?


If we add and remove characters, their indexes change. So the output would not be the same. If we swapped lines 4 and 6 the output will be:
  • line 4 --> anim-als
  • line 5 --> -anim-als
  • line 6 --> -anim-a-ls
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    Roel De Nijs
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    Mushfiq Mammadov wrote:If we add and remove characters, their indexes change. So the output would not be the same.


    True indeed!

    Mushfiq Mammadov wrote:If we swapped lines 4 and 6 the output will be:

  • line 4 --> anim-als
  • line 5 --> -anim-als
  • line 6 --> -anim-a-ls

  • Spot-on!
     
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