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<?php $arr = array("one", "two", "three"); foreach($arr as &$v){ $v .= "_clgt?"; } var_dump($arr);
Output for git.master, git.master_jit, rfc.property-hooks
array(3) { [0]=> string(9) "one_clgt?" [1]=> string(9) "two_clgt?" [2]=> &string(11) "three_clgt?" }

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