Question from the PHP7 test

Explain the meaning of the ampersand in the following PHP code: `function customSort(array & $array){}`

Medium
<?php
function customSort(array & $array){
}

What does the"&"mean?

Author: Yves AstierStatus: PublishedQuestion passed 90 times
Edit
0
Community EvaluationsNo one has reviewed this question yet, be the first!