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

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 91 times
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