Method: TkVariable#keys

Defined in:
lib/tk/variable.rb

#keys ⇒ Object 



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# File 'lib/tk/variable.rb', line 427

def keys
  if (is_scalar?)
    fail RuntimeError, 'cannot get keys from a scalar variable'
  end
  #tk_split_simplelist(INTERP._eval("global #{@id}; array get #{@id}"))
  INTERP._invoke_without_enc('global', @id)
  #tk_split_simplelist(INTERP._fromUTF8(INTERP._invoke_without_enc('array', 'names', @id)))
  tk_split_simplelist(INTERP._invoke_without_enc('array', 'names', @id),
                      false, true)
end