If your class has no constructors, C++ will automatically generate a public default constructor for you . This is sometimes called an implicit constructor (or implicitly generated constructor).
Read moreIs it mandatory to use constructor in a class?
Users do not need to write constructors for every class. A constructor can be declared using any of the access modifiers. It is mandatory to have a constructor with the right access modifier . However, the compiler supplies a default if an access modifier is not defined in the class and a constructor is not declared.
Read moreIs it mandatory to use constructor in a class?
Users do not need to write constructors for every class. A constructor can be declared using any of the access modifiers. It is mandatory to have a constructor with the right access modifier . However, the compiler supplies a default if an access modifier is not defined in the class and a constructor is not declared.
Read more