Ten pictures tell you what PHP references are_PHP Tutorial

Ten pictures to tell you what a PHP reference is

This article mainly introduces ten pictures to tell you what a PHP reference is. Friends who need it can refer to it

I saw an illustration about PHP references in an article, which is very helpful to deepen my understanding of PHP references. I will back it up here.

If you don’t know anything about PHP references, you can read my previous blog first: Detailed explanation of PHP references

A very comprehensive summary, which is very helpful for us to understand PHP references. I hope you guys like it.