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<?php $arr = ['foo' => 'bar', 'foobar' => 'barfoo']; foreach ($arr as $key => &$value) { $value = strrev($value); } var_dump($arr);
Output for rfc.property-hooks, git.master, git.master_jit
array(2) { ["foo"]=> string(3) "rab" ["foobar"]=> &string(6) "oofrab" }

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