Reference Manual

Table of Contents

Grammar

Compilation units
Object definition
Category definition
Protocol definition
Entity relations: Implemented protocols; Extended protocols; Imported categories; Extended objects; Instantiated objects; Specialized objects; Entity scope
Entity identifiers: Object identifiers; Category identifiers; Protocol identifiers
Directives: Object directives; Category directives; Protocol directives; Predicate directives
Clauses
Entity properties
Predicate properties

Directives

Entity directives: calls/1; category/1-2; dynamic/0; end_category/0; end_object/0; end_protocol/0; info/1; initialization/1; object/1-5; protocol/1-2; uses/1

Predicate directives: discontiguous/1; dynamic/1; info/2; metapredicate/1; mode/2; op/3; private/1; protected/1; public/1

Built-in predicates

Enumerating objects, categories and protocols: current_category/1; current_object/1; current_protocol/1

Enumerating objects, categories and protocols properties: category_property/2; object_property/2; protocol_property/2

Creating new objects, categories and protocols: create_category/4; create_object/4; create_protocol/3

Abolishing objects, categories and protocols: abolish_category/1; abolish_object/1; abolish_protocol/1

Objects, categories and protocols relations: extends_object/2-3; extends_protocol/2-3; implements_protocol/2-3; imports_category/2-3; instantiates_class/2-3; specializes_class/2-3

Event handling: abolish_events/5; current_event/5; define_events/5

Compiling and loading objects, categories and protocols: logtalk_compile/1; logtalk_compile/2; logtalk_load/1; logtalk_load/2

Flags: current_logtalk_flag/2; set_logtalk_flag/2

Others: forall/2; retractall/1

Built-in methods

Local methods: parameter/2; self/1; sender/1; this/1

Reflection methods: current_predicate/1; predicate_property/2

Database methods: abolish/1; asserta/1; assertz/1; clause/2; retract/1; retractall/1

All solutions methods: bagof/3; findall/3; forall/2; setof/3

Event handler methods: before/3; after/3

Control constructs

Message sending: ::/2; ::/1; ^^/1

Calling external code: {}/1

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Last updated on: January 29, 2003