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<?php $objects = [new stdClass]; $result = []; foreach ($objects as $object) { $result[$object::class] = $object; } var_dump($result); var_dump(array_column($objects, null, 'class'));
Output for git.master_jit, git.master, rfc.property-hooks
array(1) { ["stdClass"]=> object(stdClass)#1 (0) { } } array(1) { [0]=> object(stdClass)#1 (0) { } }

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