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Posted By

sjtai on 05/23/07


Tagged

list csv join split


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webstic


comma separated placeholder

 / Published in: Ruby
 
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  1. values = [1, 2, 3]
  2. # => [1, 2, 3]
  3.  
  4. s = '?' * values.size
  5. # => "???"
  6.  
  7. csv = s.split(//).join(',')
  8. # => "?,?,?"

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