.each_key {|a| self[a].strip! if self[a].respond_to? :strip! }
...but it is for a hash, whereas I am trying to do the same with an array.
Ruby (Rails): remove whitespace from each array item
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4 Answers
If you are using Rails, consider squish:
Returns the string, first removing all whitespace on both ends of the string, and then changing remaining consecutive whitespace groups into one space each.
yourArray.collect(&:squish)
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