When to use static methods

You should use static methods whenever,

1. The code in the method is not dependent on instance creation and is not using any instance variable.
2. A particular piece of code is to be shared by all the instance methods.
3. The definition of the method should not be changed or overridden.

1. What are static methods used for?
2. When should you use a static method rather than an instance method?
3. What is the use of static method in class?

What are static methods used for?

Example of static Method. static methods are generally used to perform an operation that is not dependent upon instance creation. static methods are also widely used to create utility or helper classes so that they can be obtained without creating a new object of these classes.

When should you use a static method rather than an instance method?

Instance method are methods which require an object of its class to be created before it can be called. Static methods are the methods in Java that can be called without creating an object of class. Static method is declared with static keyword. Instance method is not with static keyword.

What is the use of static method in class?

Use static when you want to provide class level access to a method, i.e. where the method should be callable without an instance of the class. Static methods don't need to be invoked on the object and that is when you use it. Example: your Main() is a static and you don't create an object to call it.