In object-oriented programming (OOP), a is a specialized method automatically invoked when a new instance of a class is created. Its primary purpose is to initialize the object's state and ensure it is ready for use. Core Characteristics
: In many languages (e.g., Java, C++), the constructor must have the exact same name as the class. Constructor
: Constructors set initial values for instance variables, ensuring every object starts in a "valid state". In object-oriented programming (OOP), a is a specialized
: Unlike standard methods, constructors do not have a return type—not even void . Types of Constructors Constructors: AP® Computer Science A Review - Albert.io In object-oriented programming (OOP)
: Triggered by the new keyword, constructors allocate memory and inform the runtime environment (like the JVM) what type of object to create.