PHP 数组current和next用法分享

1.current

<?php

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

 $mode = current($transport); //$mode = 'foot';

 $mode = next($transport);   // $mode ='bike';

 $mode = current($transport); //$mode = 'bike';

 $mode = prev($transport);   // $mode ='foot';

 $mode = end($transport);    // $mode ='plane';

 $mode = current($transport); //$mode = 'plane';

 ?>

2.next

<?php

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

 $mode = current($transport); //$mode = 'foot';

 $mode = next($transport);   // $mode ='bike';

 $mode = next($transport);   // $mode ='car';

 $mode = prev($transport);   // $mode ='bike';

 $mode = end($transport);    // $mode ='plane';

 ?>

示例很简单，但是却很实用，希望小伙伴们能够喜欢。