PHP 数组current和next用法

1.current 当前数组 ?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);

1.current 当前数组

$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 下一个数组

$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';
?>