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<?php $pinned = 1; $fullTextEnabled = null; $updateMode = 0; $attributes = [ 'pinned' => $pinned, 'fullTextEnabled' => $fullTextEnabled, 'updateMode' => $updateMode ]; $diff = array_filter($attributes, 'is_null'); var_dump($diff);
Output for git.master, git.master_jit, rfc.property-hooks
array(1) { ["fullTextEnabled"]=> NULL }

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