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Wednesday, October 16, 2013

Java - pass by value or pass by reference?

Many times we come across statements like 'In Java, Primitives are passed by value while Objects are passed by reference.'; which is not a correct statement.

Java is pass by value    -    Always!

For primitives, you pass a copy of the actual value.
For references to objects, you pass a copy of the reference (the remote control).
You never pass the object. All objects are stored on the heap. Always.
Below are few good links which provides explanation with examples:


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