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  1. duration1 = 63000  # expected value:  17 h 30 m
  2. duration2 = 28800  # expected value:  8 h
  3. duration3 = 1800   # expected value:  30 m
  4.  
  5. puts(Time.at(duration1).utc.strftime('%H h %M m').gsub(/\b(?:00 [hm]|0(?=[1-9] [hm]))\s*/, ''))
  6. puts(Time.at(duration2).utc.strftime('%H h %M m').gsub(/\b(?:00 [hm]|0(?=[1-9] [hm]))\s*/, ''))
  7. puts(Time.at(duration3).utc.strftime('%H h %M m').gsub(/\b(?:00 [hm]|0(?=[1-9] [hm]))\s*/, ''))
  8.  
Success #stdin #stdout 0.01s 6276KB
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17 h 30 m
8 h 
30 m
https://ideone.com/Vct1Ig
language:
Ruby (ruby 2.5.5)
created:
4 years ago
visibility:
public

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