Online PHP editor | output for gMGm4

@ 2018-03-06T07:17:01Z

<?php
/*
function has_next($array) {
  return next($array) === false && key($array) === null ? false : true;
}
*/
$array1 = [
    "one" => 1,
    "two" => 2,
    "three" => 3,
    "four" => 4
];

while (current($array1)!==false) {
    $current = current($array1);
    $key = key($array1);
    echo "$key => $current\n";
    if ($current < 2) {
        $array1[$key] = ++$current;
    } else {
        next($array1);
    }
}

Output for 7.1.0 - 7.1.20, 7.2.0 - 7.2.33, 7.3.16 - 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: one => 1 one => 2 two => 2 three => 3 four => 4
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 one => 1 one => 2 two => 2 three => 3 four => 4

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