Can you explain what pass-by-reference means in programming?
Sure! Pass-by-reference is a method of passing arguments to a function where a reference to the actual variable is passed, rather than a copy of its value.
Which programming languages use pass-by-reference?
Languages like C++, Java, and Python can use pass-by-reference, especially when dealing with objects or mutable data types.
What are the advantages of using pass-by-reference?
The main advantages include improved performance since no copies of large data structures are made, and the ability to modify the original variable.
Are there any disadvantages to pass-by-reference?
Yes, it can lead to unintended side effects if the function modifies the original variable, which might not be expected by the caller.
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