Zookeeper::delete
(PECL zookeeper >= 0.2.0)
Zookeeper::delete — Delete a node in zookeeper synchronously
说明
public
Zookeeper::delete (
string
$path [,
int $version = -1 ] ) :
bool
参数
-
path -
The name of the node. Expressed as a file name with slashes separating ancestors of the node.
-
version -
The expected version of the node. The function will fail if the actual version of the node does not match the expected version. If -1 is used the version check will not take place.
返回值
成功时返回 TRUE， 或者在失败时返回 FALSE。
错误／异常
This method emits PHP error/warning when parameters count or types are wrong or fail to delete node.
Caution
Since version 0.3.0, this method emits ZookeeperException and it's derivatives.
范例
Example #1 Zookeeper::delete() example
Delete a existing node.
<?php
$zookeeper = new Zookeeper('locahost:2181');
$path = '/path/to/node';
$r = $zookeeper->delete($path);
if ($r)
echo 'SUCCESS';
else
echo 'ERR';
?>
以上例程会输出：
SUCCESS
参见
- Zookeeper::create() - Create a node synchronously
- Zookeeper::getChildren() - Lists the children of a node synchronously
- ZookeeperException
