What is the output of the following code? $first = "second"; $second = "first"; echo $$$first;

The correct answer is B. "second". See the full explanation below for the reasoning.

PHP Basics

Question

What is the output of the following code?
$first = "second";
$second = "first";
echo $$$first;

(25 responses)

#variable variables#dynamic variables#variable indirection#$$

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