I've been working with PHP recently, and I came across the concept of variable references. I wanted to understand more about the benefits and drawbacks of using them in PHP.
From what I gathered, using variable references in PHP allows me to create multiple references to the same variable, rather than creating copies of it. This seems like it could be useful in certain situations, especially when dealing with large amounts of data. It could potentially save memory and improve performance.
However, I'm also aware that using variable references can be a bit tricky. It may lead to unexpected behavior if not used correctly, especially when passing variables to functions or using them in loops. I've heard that it can sometimes make the code more difficult to read and understand.
I'm wondering if anyone has experience with using variable references in PHP and can shed more light on the topic. What are the specific benefits and drawbacks you've encountered while using them? Are there any best practices or pitfalls to watch out for?
I appreciate any insights or advice you can provide. Thanks in advance!