Can I use optional as parameter in Java?

Using the Logical OR operator (‘||’) In this method, the optional parameter is “Logically ORed ” with the default value within the body of the function. In the example below, if the value of b is undefined, 2 is passed instead.

Optional parameters are defined at the end of the parameter list , after any required parameters.

Optional parameters are defined at the end of the parameter list , after any required parameters.

There’s no concept of a passing method as a parameter in Java from scratch . However, we can achieve this by using the lambda function and method reference in Java 8.

There’s no concept of a passing method as a parameter in Java from scratch . However, we can achieve this by using the lambda function and method reference in Java 8.

There are no optional parameters in Java . What you can do is overloading the functions and then passing default values. Show activity on this post. VarArgs and overloading have been mentioned.

There are no optional parameters in Java . What you can do is overloading the functions and then passing default values. Show activity on this post. VarArgs and overloading have been mentioned.