Stripping Duplicate Elements from an Array : uniq « Array « Ruby

1. Ruby
2. Array
3. uniq

Stripping Duplicate Elements from an Array

survey_results = [1, 2, 7, 1, 1, 5, 2, 5, 1]
p distinct_answers = survey_results.uniq           # => [1, 2, 7, 5]
p survey_results.uniq!
p survey_results                                   # => [1, 2, 7, 5]

 

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