Online PHP editor | output for I5aDQ

@ 2019-03-21T17:47:22Z

<?php
$w = date("w");
$array = array(0 => 0, 1 => 1, 2 => 2, 3 => 3, 4 => 4 );

function find(array $array, $needle)
{
    $last = null;
    foreach ($array as $key => $value) {
        if ($value > $needle) {
	        return $value;
        }
        $last = $value;
    }
    return $last;
}
$next = find($array, $w);

if($next && $next - $w > 0) {
    echo $next - $w;
} else {
    $diff = 6 - $w + $array[0] + 1;
    echo $diff;
    
}

Output for 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.18, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7: 3
Output for 8.3.5: Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0 3

preferences:dark modelive preview