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<?php $entity_a = new stdClass; $entity_a->weight = 32; $entity_a->label = 'foo'; $entity_b = clone $entity_a; $entity_b->label = 'bar'; $list = array($entity_a, $entity_b); usort($list, 'xsort'); echo var_dump($entity_b); echo var_dump($list[0]); function xsort($a, $b) { $a_weight = isset($a->weight) ? $a->weight : 0; $b_weight = isset($b->weight) ? $b->weight : 0; if ($a_weight == $b_weight) { echo 'yay'; $a_label = $a->label; $b_label = $b->label; return strnatcasecmp($a_label, $b_label); } return ($a_weight < $b_weight) ? -1 : 1; }
Output for git.master, git.master_jit, rfc.property-hooks
yayobject(stdClass)#2 (2) { ["weight"]=> int(32) ["label"]=> string(3) "bar" } object(stdClass)#2 (2) { ["weight"]=> int(32) ["label"]=> string(3) "bar" }

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