How to Throw Exceptions

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Tutorial: How to Throw Exceptions

Before catching an exception it is must to be thrown first. This means that there should be a code somewhere in the program that could catch the exception.

Tutorial Details:

We use throw statement to throw an exception or simply use the throw keyword with an object reference to throw an exception. A single argument is required by the throw statement i.e. a throwable object.

As mentioned earlier Throwable objects are instances of any subclass of the Throwable class.

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