class String
  
  def remove_whitespace
    self.gsub(" ","")
  end
  
  def is_i?
    !!(self =~ /^[-+]?[0-9]([0-9]*)?$/)
  end
  
  def to_utf16le
    Iconv.conv('utf-16le', 'UTF-8', self)
  end
  
end