What is the output of the following code ? ```php function add_five(&$value) { $value += 5; } $num = 2; add_five($num); echo $num; ```

Question from the PHP - Fundamentals test

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What is the output of the following code ?

function add_five(&$value) {
	$value += 5;
}
$num = 2;
add_five($num);
echo $num;

Author: ThéoStatus: PublishedQuestion passed 1420 times

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