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- Virtual_method_table abstract "A virtual method table, virtual function table, virtual call table, dispatch table, vtable, or vftable is a mechanism used in a programming language to support dynamic dispatch (or run-time method binding).Whenever a class defines a virtual function (or method), most compilers add a hidden member variable to the class which points to an array of pointers to (virtual) functions called the virtual method table (VMT or Vtable). At runtime these pointers will be set to point to the right function, because at compile time, it is not yet known if the base function is to be called or a derived one implemented by a class that inherits from the base class.Suppose a program contains several classes in an inheritance hierarchy: a superclass, Cat, and two subclasses, HouseCat and Lion. Class Cat defines a virtual function named speak, so its subclasses may provide an appropriate implementation (e.g. either meow or roar).When the program calls the speak method on a Cat pointer (which can point to a Cat class, or any subclass of Cat), the calling code must be able to determine which implementation to call, depending on the actual type of object that is pointed to. Because the type of object pointed to by the Cat pointer is not determined at compile-time, the decision as to which branch to take cannot be decided at compile-time.There are a variety of different ways to implement such dynamic dispatch, but the vtable (virtual table) solution is especially common among C++ and related languages (such as D and C#). Languages which separate the programmatic interface of objects from the implementation, like Visual Basic and Delphi, also tend to use the vtable approach, because it allows objects to use a different implementation simply by using a different set of method pointers.".
- Virtual_method_table wikiPageID "930080".
- Virtual_method_table wikiPageLength "13099".
- Virtual_method_table wikiPageOutDegree "51".
- Virtual_method_table wikiPageRevisionID "679744998".
- Virtual_method_table wikiPageWikiLink Binary_tree_dispatch.
- Virtual_method_table wikiPageWikiLink Bjarne_Stroustrup.
- Virtual_method_table wikiPageWikiLink Branch_predictor.
- Virtual_method_table wikiPageWikiLink Branch_table.
- Virtual_method_table wikiPageWikiLink C++.
- Virtual_method_table wikiPageWikiLink C++_syntax.
- Virtual_method_table wikiPageWikiLink C_Sharp_(programming_language).
- Virtual_method_table wikiPageWikiLink Category:Articles_with_example_C++_code.
- Virtual_method_table wikiPageWikiLink Category:Method_(computer_programming).
- Virtual_method_table wikiPageWikiLink Class_(computer_programming).
- Virtual_method_table wikiPageWikiLink Common_Lisp_Object_System.
- Virtual_method_table wikiPageWikiLink Compile_time.
- Virtual_method_table wikiPageWikiLink Constructor_(object-oriented_programming).
- Virtual_method_table wikiPageWikiLink D_(programming_language).
- Virtual_method_table wikiPageWikiLink Default_constructor.
- Virtual_method_table wikiPageWikiLink Dispatch_table.
- Virtual_method_table wikiPageWikiLink Duck_typing.
- Virtual_method_table wikiPageWikiLink Dylan_(programming_language).
- Virtual_method_table wikiPageWikiLink Dynamic_dispatch.
- Virtual_method_table wikiPageWikiLink G++.
- Virtual_method_table wikiPageWikiLink GNU_Compiler_Collection.
- Virtual_method_table wikiPageWikiLink Hash_table.
- Virtual_method_table wikiPageWikiLink Inheritance_(object-oriented_programming).
- Virtual_method_table wikiPageWikiLink Inline_expansion.
- Virtual_method_table wikiPageWikiLink JavaScript.
- Virtual_method_table wikiPageWikiLink Just-in-time_compilation.
- Virtual_method_table wikiPageWikiLink Memory_address.
- Virtual_method_table wikiPageWikiLink Method_(computer_programming).
- Virtual_method_table wikiPageWikiLink Multiple_dispatch.
- Virtual_method_table wikiPageWikiLink Multiple_inheritance.
- Virtual_method_table wikiPageWikiLink Name_binding.
- Virtual_method_table wikiPageWikiLink Object_Pascal.
- Virtual_method_table wikiPageWikiLink Programming_language.
- Virtual_method_table wikiPageWikiLink Python_(programming_language).
- Virtual_method_table wikiPageWikiLink Run_time_(program_lifecycle_phase).
- Virtual_method_table wikiPageWikiLink Single_dispatch.
- Virtual_method_table wikiPageWikiLink Smalltalk.
- Virtual_method_table wikiPageWikiLink String_interning.
- Virtual_method_table wikiPageWikiLink Subclass_(computer_science).
- Virtual_method_table wikiPageWikiLink Superclass_(computer_science).
- Virtual_method_table wikiPageWikiLink This_(computer_programming).
- Virtual_method_table wikiPageWikiLink This_(computer_science).
- Virtual_method_table wikiPageWikiLink Thunk.
- Virtual_method_table wikiPageWikiLink Thunk_(programming).
- Virtual_method_table wikiPageWikiLink Type_conversion.
- Virtual_method_table wikiPageWikiLink Virtual_function.
- Virtual_method_table wikiPageWikiLink Virtual_inheritance.
- Virtual_method_table wikiPageWikiLink Visual_Basic.
- Virtual_method_table wikiPageWikiLinkText "Virtual Method Table".
- Virtual_method_table wikiPageWikiLinkText "Virtual function table".
- Virtual_method_table wikiPageWikiLinkText "Virtual method table".
- Virtual_method_table wikiPageWikiLinkText "Virtual method table#Implementation".
- Virtual_method_table wikiPageWikiLinkText "method table".
- Virtual_method_table wikiPageWikiLinkText "virtual method table".
- Virtual_method_table wikiPageWikiLinkText "vtable".
- Virtual_method_table wikiPageWikiLinkText "vtbl".
- Virtual_method_table hasPhotoCollection Virtual_method_table.
- Virtual_method_table wikiPageUsesTemplate Template:Abbr.
- Virtual_method_table wikiPageUsesTemplate Template:Application_binary_interface.
- Virtual_method_table wikiPageUsesTemplate Template:Use_dmy_dates.
- Virtual_method_table subject Category:Articles_with_example_C++_code.
- Virtual_method_table subject Category:Method_(computer_programming).
- Virtual_method_table hypernym Mechanism.
- Virtual_method_table type Article.
- Virtual_method_table type Organisation.
- Virtual_method_table type Article.
- Virtual_method_table type Subroutine.
- Virtual_method_table comment "A virtual method table, virtual function table, virtual call table, dispatch table, vtable, or vftable is a mechanism used in a programming language to support dynamic dispatch (or run-time method binding).Whenever a class defines a virtual function (or method), most compilers add a hidden member variable to the class which points to an array of pointers to (virtual) functions called the virtual method table (VMT or Vtable).".
- Virtual_method_table label "Virtual method table".
- Virtual_method_table sameAs Tabulka_virtuálních_metod.
- Virtual_method_table sameAs Tabelle_virtueller_Methoden.
- Virtual_method_table sameAs טבלת_מתודות_וירטואלית.
- Virtual_method_table sameAs 仮想関数テーブル.
- Virtual_method_table sameAs m.03q_f3.
- Virtual_method_table sameAs Таблица_виртуальных_методов.
- Virtual_method_table sameAs Virtual_method_table.
- Virtual_method_table sameAs Віртуальна_таблиця_функцій.
- Virtual_method_table sameAs Q1755692.
- Virtual_method_table sameAs Q1755692.
- Virtual_method_table wasDerivedFrom Virtual_method_table?oldid=679744998.
- Virtual_method_table isPrimaryTopicOf Virtual_method_table.