BlockSize() int
	Encrypt(src, dst []byte)
	Decrypt(src, dst []byte)
}
</pre>

<p>
A defined type may have <a href="#Method_declarations">methods</a> associated with it.
It does not inherit any methods bound to the given type,
but the <a href="#Method_sets">method set</a>
of an interface type or of elements of a composite type remains unchanged:
</p>

<pre>

pkg unicode, var IDS_Binary_Operator *RangeTable
pkg unicode, var IDS_Trinary_Operator *RangeTable
pkg unicode, var Ideographic *RangeTable
pkg unicode, var Imperial_Aramaic *RangeTable
pkg unicode, var Inherited *RangeTable
pkg unicode, var Inscriptional_Pahlavi *RangeTable
pkg unicode, var Inscriptional_Parthian *RangeTable
pkg unicode, var Javanese *RangeTable
pkg unicode, var Join_Control *RangeTable