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<?php $a = ''; $b = ''; $c = ''; $d = ''; var_dump($a, $b, $c, $d); var_dump($a++, ++$b, $c--, --$d); var_dump($a, $b, $c, $d);
Output for git.master, git.master_jit, rfc.property-hooks
string(0) "" string(0) "" string(0) "" string(0) "" string(0) "" string(1) "1" string(0) "" int(-1) string(1) "1" string(1) "1" int(-1) int(-1)

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