There are no optional parameters in Java. What you can do is overloading the functions and then passing default values.
Read moreCan constructors have optional arguments?
The definition of a method, constructor, indexer, or delegate can specify its parameters are required or optional . Any call must provide arguments for all required parameters, but can omit arguments for optional parameters.18 Mar 2022
Read moreCan constructors have optional arguments?
The definition of a method, constructor, indexer, or delegate can specify its parameters are required or optional . Any call must provide arguments for all required parameters, but can omit arguments for optional parameters.18 Mar 2022
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 moreCan we use optional parameters in a constructor?
You can use optional parameters in Methods, Constructors, Indexers, and Delegates . Each and every optional parameter contains a default value which is the part of its definition. If we do not pass any parameter to the optional arguments, then it takes its default value.
Read moreCan we use optional parameters in a constructor?
You can use optional parameters in Methods, Constructors, Indexers, and Delegates . Each and every optional parameter contains a default value which is the part of its definition. If we do not pass any parameter to the optional arguments, then it takes its default value.
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.
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