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<?php $value = 5; $false = false; $empty = ''; $null = null; echo $null ?? $value; echo $notSet ?? null ?? $value; echo $null ?? 0 ?? $value; var_dump($false ?? $value); var_dump($empty ?? $value);
Output for git.master, git.master_jit, rfc.property-hooks
550bool(false) string(0) ""

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