Talk:Comparison of C Sharp and Java: Difference between revisions

Revision as of 18:04, 2 July 2005

Revision as of 18:05, 2 July 2005

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== Call by reference ==

Note that call by reference doesn't apply just to primitive types, as it might seem at first sight. Variables in Java which are not of primitive types hold a reference to an instance, and since all method calls pass arguments by value, the reference held by the variable is passed, since that is whatthe value of the variable holds. But imagine you want the variable to "point" to another instance after the method returns; then you have to pass a reference to the variable itself, not the reference the variable holds.

A non-pragmatic but straight example in C#: