Online PHP editor | refs for eD9SH

@ 2018-10-24T09:23:58Z

<?php

$array = [
    1 => null,
    2 => null,
    3 => 1,
    ];
    
    $a = $array[0] ?? 0;
    var_dump($a);
    
    $b = $array[1] ?? 0;
    var_dump($b);
    
    $c = $array[3] ?? 0;
    var_dump($c);