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<?php $a = [ 'a', 'b', 'c' ]; foreach(z($a) as &$x) { $x .= 'q'; } print_r($a); function z($a) { return $a; }
Output for rfc.property-hooks, git.master, git.master_jit
Array ( [0] => a [1] => b [2] => c )

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