Method: TkVariable#update

Defined in:
lib/tk/variable.rb

#update(hash) ⇒ Object 



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# File 'lib/tk/variable.rb', line 451

def update(hash)
  if (is_scalar?)
    fail RuntimeError, 'cannot update a scalar variable'
  end
  hash.each{|k,v| self[k] = v}
  self
end