Constructors don’t have return type. A constructor is automatically called when an object is created. It must be placed in public section of class . If we do not specify a constructor, C++ compiler generates a default constructor for object (expects no parameters and has an empty body).
Read moreAre constructors optional?
Constructors don’t have return type. A constructor is automatically called when an object is created. It must be placed in public section of class . If we do not specify a constructor, C++ compiler generates a default constructor for object (expects no parameters and has an empty body).
Read moreHow do you make an optional parameter in Java?
There are no optional parameters in Java. What you can do is overloading the functions and then passing default values.
Read moreHow do you make an optional parameter in Java?
There are no optional parameters in Java. What you can do is overloading the functions and then passing default values.
Read moreHow do you make a parameter optional in a constructor?
keyword is used in the argument to make it optional for the constructor . All the optional arguments of a constructor should be placed after all the mandatory arguments only in a constructor.
Read moreCan you have a constructor with no parameters?
A constructor that takes no parameters is called a parameterless constructor . Parameterless constructors are invoked whenever an object is instantiated by using the new operator and no arguments are provided to new .
Read moreCan you have a constructor with no parameters?
A constructor that takes no parameters is called a parameterless constructor . Parameterless constructors are invoked whenever an object is instantiated by using the new operator and no arguments are provided to new .
Read more