Constructor

In computer science a constructor is a method called when an instance of a class is created, after the memory has been allocated. A constructor can also be used to refer to a tag to create an abstract data type in the Haskell programming language.

Table of contents

1 Example

1.1 C++

2 Also see

Example

C++

class Foo
{
   // This is the prototype of the constructor
   Foo(int X);
}
Foo::Foo(int X)
{
   // This is the implementation of the constructor
}
int main()
{
   // This is where the constructor is being called
   Foo* foo = new Foo(14);
   delete Foo;

   return 0;
}

Also see

Destructor (antonym).