PHP 数组current和next用法分享

  1.current

  

复制代码 代码如下:

  <?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

  

复制代码 代码如下:

  <?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。