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<?php $a = array(1,2); $b = $a; var_dump(preg_match('/./', 'foo', $a), $a, $b);
Output for git.master, git.master_jit, rfc.property-hooks
int(1) array(1) { [0]=> string(1) "f" } array(2) { [0]=> int(1) [1]=> int(2) }

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