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<?php $arr = array(2, 4, 8); doFoo($arr); print_r($arr); function doFoo($array) { foreach ($array as &$foo) { $foo += 1; echo '<pre>'.$foo.'</pre>'; } }
Output for git.master, git.master_jit, rfc.property-hooks
<pre>3</pre><pre>5</pre><pre>9</pre>Array ( [0] => 2 [1] => 4 [2] => 8 )

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