Java – call by value and call by reference2 min read

call by value in Java:

If a method is to be called by passing a parameter as a value then it is said to be Call by Value. Here the changes made to the passed parameter do not affect the called method.

Example of call by value:

Output:

call by reference in Java:

If a method is to be called by passing a parameter (not the value) as a reference then it is said to be Call by Reference. Here the changes are made to the passed parameter effect on the called method.

Example of call by reference:

Output:


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