Online PHP editor | refs for nJgR8

@ 2018-09-28T09:54:28Z

<?php

$array = [123];
unset($array[0]);

function changeScope($array){
    if($array === []){ // then
        $array[] = "x"; // will result in
        assert([0 => "x"] === $array);
    }
}

changeScope($array);