Method: XPath::XPathNumber#round

Defined in:
lib/xml/xpath.rb

#round ⇒ Object 



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# File 'lib/xml/xpath.rb', line 777

def round
  f = @value
  unless f.nan? or f.infinite? then
    if f >= 0.0 then
      @value = f.round.to_f
    elsif f - f.truncate >= -0.5 then
      @value = f.ceil.to_f
    else
      @value = f.floor.to_f
    end
  end
  self
end