What Data Type Is Null Java

In Java(tm), “null” is not a keyword, but a special literal of the null type. It can be cast to any reference type, but not to any primitive type such as int or boolean. The null literal doesn’t necessarily have value zero. And it is impossible to cast to the null type or declare a variable of this type.

Can int be null in Java?

In Java, int is a primitive type and it is not considered an object. Only objects can have a null value. So the answer to your question is no, it can’t be null.

IS null == null in Java?

if(obj. equals(null)) // Which mean null. equals(null) when obj will be null. When your obj will be null it will throw Null Point Exception.