How to call a method in java with parameters?

In Java, when we call a method it is mandatory to specify the type of the method’s argument. If the method has no argument, we only need to add the empty pair of parentheses For example, in order to call a method that has no argument:

How to call a method with parameter in Java?

This is the most common question asked by beginners and experts for Java. There are two ways to pass the value to a method which are as follows:

How to pass a parameter to a method in java?

The method you want to call can be called with any number of arguments: one, two, or more. We will cover all three cases. In most cases, the method is defined as void, meaning that it does not return a value. However, you can also create methods that return a value. We will cover both varieties of methods in this section.

How to call a method with parameter in java?

Any method in java can be called with a single argument or multiple arguments. If a method takes only one argument, it is called a void method. This method is not returning any value. It is like an instruction. If you want to call a void method using the default argument, you can use a keyword this. This keyword refers to the current object. If you want to pass an object as an argument to a void method, you must use a reference.

How to pass a parameter to a method in Java?

The way you call methods in Java is by using the dot notation. Basically, the dot refers to the object you want to use. After that, you can add the name of the method you want to call, followed by the parentheses and the parameters. So if you want to call the sum method of the int object, you need to write: int sum(int a, int b).