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@ 2014-07-15T18:23:40Z

<?php
$transport = array('foot', 'bike', 'car', 'plane');

echo next($transport);    // $mode = 'bike';
echo next($transport);    // $mode = 'car';
echo prev($transport);    // $mode = 'bike';
$mode = end($transport);     // $mode = 'plane'

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38.75 ms | 402 KiB | 5 Q