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.

警告

Since version 0.3.0, this method emits ZookeeperException and it's derivatives.

范例

示例 #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

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官方地址：https://www.php.net/manual/en/zookeeper.delete.php

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Zookeeper::delete

说明

参数

返回值

错误／异常

范例

参见

User Contributed Notes