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I’m not quite sure how to use PHP references yet or why would one want to use them. They are declared by using the ampersand character (&). Here’s the PHP Manual link. I’ve come across reference usage in a few WordPress plug-ins and even use it mine. This I kind of understand. The reference was …

When I first started coding PHP (a mere 9 months ago) I came across the @ character preceding an expression. My Google skills are pretty good but I couldn’t find what this meant and why it might have been used. I guess I couldn’t find my answer because I wasn’t sure what question to ask. …