Class: Array

Inherits:
Object
  • Object
show all
Defined in:
lib/ext/array.rb

Instance Method Summary collapse

Instance Method Details

#completely_empty? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/ext/array.rb', line 6

def completely_empty?
  empty?  if dimensions == 1
  empty = true
  each do |n|
    unless n.is_a?(Array)
      empty = false
    else
      empty = false unless n.empty?
    end
  end
  empty
end

#dimensions(n = 0) ⇒ Object

Taken from David Richards Data Frame (I’ll put the url up once I get internet)



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# File 'lib/ext/array.rb', line 21

def dimensions(n=0)
  n += 1
  self.first.is_a?(Array) ? self.first.dimensions(n) : n
end

#shuffle ⇒ Object 



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# File 'lib/ext/array.rb', line 2

def shuffle
  self.sort_by {rand}
end