Write a program using final keyword in java

Java Final Variable We should initialize a final variable in Java, otherwise, a compiler can throw a compile-time error.

this keyword in java

In other words, we lose extensibility, one of the benefits of object-oriented programming. Lets see how we can overcome this problem.

finally keyword in java

Methods declared as final cannot be overridden. For static final fields, this means that we can initialize them: upon declaration as shown in the above example in the static initializer block For instance final fields, this means that we can initialize them: upon declaration in the instance initializer block in the constructor Otherwise, the compiler will give us an error.

Several classes in Java are final e. This method checks if a thread is alive. Example package com. Furthermore, if you have any query regarding Final Keyword in Java, feel free to ask in the comment box.

Java Final Class A class which is declared using the final keyword is a final class. But its isAlive methods is final.

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Final Keyword In Java With Examples