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<?php function index() { $a = 2; $b = 8; $arr[] = $a; $arr[] = &$a; $arr[] = $a; dmp($arr); $arr[1] = $b; echo $a.PHP_EOL; dmp($arr); $a++; $b++; echo $a.PHP_EOL; dmp($arr); } function dmp($val) { echo '<pre>'; var_dump($val); echo '</pre>'; } index();
Output for git.master, git.master_jit, rfc.property-hooks
<pre>array(3) { [0]=> int(2) [1]=> &int(2) [2]=> int(2) } </pre>8 <pre>array(3) { [0]=> int(2) [1]=> &int(8) [2]=> int(2) } </pre>9 <pre>array(3) { [0]=> int(2) [1]=> &int(9) [2]=> int(2) } </pre>

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