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

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