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。