A method is a block of code which only runs when it is called . You can pass data, known as parameters, into a method. Methods are used to perform certain actions, and they are also known as functions.
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A main() method in java is an entry point to start the execution of a program . Every Java application has at least one class and at least one main method. Normally, an application consists of many classes and only one of the class needs to have a main method.
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