CQueueIterator
包 | system.collections |
---|---|
继承 | class CQueueIterator |
实现 | Iterator, Traversable |
可用自 | 1.0 |
版本 | $Id$ |
CQueueIterator implements an interator for CQueue.
It allows CQueue to return a new iterator for traversing the items in the queue.
It allows CQueue to return a new iterator for traversing the items in the queue.
公共方法
方法 | 描述 | 被定义在 |
---|---|---|
__construct() | Constructor. | CQueueIterator |
current() | Returns the current array item. | CQueueIterator |
key() | Returns the key of the current array item. | CQueueIterator |
next() | Moves the internal pointer to the next array item. | CQueueIterator |
rewind() | Rewinds internal array pointer. | CQueueIterator |
valid() | Returns whether there is an item at current position. | CQueueIterator |
方法详情
__construct()
方法
public void __construct(array $data)
| ||
$data | array | the data to be iterated through |
Constructor.
current()
方法
public mixed current()
| ||
{return} | mixed | the current array item |
Returns the current array item. This method is required by the interface Iterator.
key()
方法
public integer key()
| ||
{return} | integer | the key of the current array item |
Returns the key of the current array item. This method is required by the interface Iterator.
next()
方法
public void next()
|
Moves the internal pointer to the next array item. This method is required by the interface Iterator.
rewind()
方法
public void rewind()
|
Rewinds internal array pointer. This method is required by the interface Iterator.
valid()
方法
public boolean valid()
| ||
{return} | boolean |
Returns whether there is an item at current position. This method is required by the interface Iterator.