Question

What is the usage of blank final variables in Java? ❌Spammers stay away❌

Answer 1

Answer:

In Java, a final variable can a be assigned only once. It can be assigned during declaration or at a later stage. A final variable if not assigned any value is treated as a blank final variable

Answer 2

In Java, a final variable can be assigned only once. It can be assigned during declaration or at a later stage. A final variable if not assigned any value is treated as a blank final variable. Following are the rules governing initialization of a blank final variable:-

*A blank instance level final variable cannot be left uninitialized.

*The blank Instance level final variable must be initialized in each constructor.

*The blank Instance level final variable cannot be initialized in class methods.

*A blank static final variable cannot be left uninitialized.

*The static final variable must be initialized in a static block.

*A static final variable cannot be initialized in constructor or class methods.

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