member variable (sometimes called a member field) is a variable that is associated with a specific object, and accessible for all its methods (member...

variable. It is a special type of class attribute (or class property, field, or data member). The same dichotomy between instance and class members applies...

object-oriented programming, an instance variable is a variable defined in a class (i.e., a member variable), for which each instantiated object of the...

In computer programming, a static variable is a variable that has been allocated "statically", meaning that its lifetime (or "extent") is the entire run...

expresses data type as an interface – the type of each member variable and the signature of each member function (method). A class defines an implementation...

object-oriented programming, a member of a class Field (computer science), entries in a database Member variable, a variable that is associated with a specific...

classes) that has data and functions (also called member variables and member functions) as its members whose access is governed by the three access specifiers...

a variable. They are also widely known as setter methods. Often a setter is accompanied by a getter, which returns the value of the private member variable...

often accepting arguments that the constructor uses to set required member variables. A constructor resembles an instance method, but it differs from a...

print(vec.y) -- Access a member variable (output: 1) vec:multiply(2) -- Multiply all components of vector by 2 print(vec.y) -- Access member again (output: 2)...

defines a virtual function (or method), most compilers add a hidden member variable to the class that points to an array of pointers to (virtual) functions...

scope of a name binding (an association of a name to an entity, such as a variable) is the part of a program where the name binding is valid; that is, where...

In computing, an uninitialized variable is a variable that is declared but is not set to a definite known value before it is used. It will have some value...

superclass copy will not have any of the member variables or member functions defined in the subclass. These variables and functions have, in effect, been...

be called from inside such a function, nor can member variables be modified. In C++, a member variable can be declared as mutable, indicating that this...

programming, values held in program variables whose content never changes are known as constants to differentiate them from variables that could be altered during...

straight away. If not, a new instance is created, placed into the member variable, and returned to the caller just-in-time for its first use. If objects...

share one copy Instance variable – belongs to an object; every object has its own version of these variables Member variable – refers to both the class...

inheritance is a C++ technique that ensures only one copy of a base class's member variables are inherited by grandchild derived classes. Without virtual inheritance...

setters) for a member variable. The syntax to access or modify the property is the same as accessing any other class member variable, but the actual...

A random variable (also called random quantity, aleatory variable, or stochastic variable) is a mathematical formalization of a quantity or object which...

A variable star is a star whose brightness as seen from Earth (its apparent magnitude) changes systematically with time. This variation may be caused by...

Variable valve lift (VVL) is an automotive piston engine technology which varies the height a valve opens in order to improve performance, fuel economy...

In astronomy, a semiregular variable star, a type of variable star, is a giant or supergiant of intermediate and late (cooler) spectral type. It shows...

identifier naming convention in computer programming in which the name of a variable or function indicates its intention or kind, or in some dialects, its type...

operation can always refer to the receiving object through the this member variable in C++ and self in Smalltalk. To achieve the same effect with delegation...

A Cepheid variable (/ˈsɛfi.ɪd, ˈsiːfi-/) is a type of variable star that pulsates radially, varying in both diameter and temperature. It changes in brightness...

uses the default font, accessing its font "slot" (i.e., property or member variable) will return a value that is actually stored in ROM; the button instance...

lifetime (as a static variable) and visibility (depending on linkage), or to specify a class member instead of an instance member in classes. In the predecessors...

a type of continuous probability distribution for a real-valued random variable. The general form of its probability density function is f ( x ) = 1 2...