When does a NullPointerException get thrown in java?

A null pointer exception is thrown Whenever you try to

• Call the instance method of a null object.
• Access, modify, print, a null value.
• Trying to access (print/use in statements) the length of the null value.
• Throw a null value.
• Access an element of an array without initializing it.

Then, a Null Pointer Exception will be thrown.

Sravani S

Published on 09-Jan-2018 12:13:20

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