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Pack logtalk -- logtalk-3.85.0/manuals/_sources/refman/methods/self_1.rst.txt |
.. This file is part of Logtalk https://logtalk.org/ SPDX-FileCopyrightText: 1998-2024 Paulo Moura <pmoura@logtalk.org> SPDX-License-Identifier: Apache-2.0
Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.
.. rst-class:: align-right
built-in method
.. index:: pair: self/1; Built-in method .. _methods_self_1:
::
self(Self)
Unifies its argument with the object that received the message under processing.
This private method is compiled into a unification between its argument and the corresponding implicit context argument in the predicate clause making the call. This unification occurs at the clause head when the argument is not bound at compile time (the most common case).
::
self(?object_identifier) - zero_or_one
(none)
::
% upon compilation, the write/1 call will be
% the first goal on the clause body
test :-
self(Self)
,
write('executing a method in behalf of ')
,
writeq(Self)
, nl.
.. seealso::
:ref:methods_context_1
,
:ref:methods_parameter_2
,
:ref:methods_sender_1
,
:ref:methods_this_1