Online PHP editor | output for lWH0C

@ 2020-01-16T14:29:20Z

<?php

function array_diff_objects (array $array1, array ... $arrays): array
  {
    $arrays[] = function (object $a, object $b)
      {
        if ($a === $b)
          {
            return 0;
          }

        return spl_object_id($a) > spl_object_id($b) ? -1 : 1;
      };

    return array_udiff($array1, ... $arrays);
  }

class C {}

$a = new C; $a->foo = 'aa';
$b = new C; $b->foo = 'bb';
$c = new C; $c->foo = 'cc';

var_dump(array_diff_objects([$b, $a, $c], [$c, $b]));

Output for 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.18, 8.5.0 - 8.5.3: Deprecated: Creation of dynamic property C::$foo is deprecated in /in/lWH0C on line 20 Deprecated: Creation of dynamic property C::$foo is deprecated in /in/lWH0C on line 21 Deprecated: Creation of dynamic property C::$foo is deprecated in /in/lWH0C on line 22 array(1) { [1]=> object(C)#1 (1) { ["foo"]=> string(2) "aa" } }
Output for 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 - 8.1.34: array(1) { [1]=> object(C)#1 (1) { ["foo"]=> string(2) "aa" } }

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