Zookeeper::setWatcher

(PECL zookeeper >= 0.1.0)

Zookeeper::setWatcher — Set a watcher function

説明

public Zookeeper::setWatcher ( callable $watcher_cb ) : bool

パラメータ

watcher_cb

A watch will be set at the server to notify the client if the node changes.

返り値

成功した場合に TRUE を、失敗した場合に FALSE を返します。

エラー / 例外

This method emits PHP error/warning when parameters count or types are wrong or fail to set watcher.

警告

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

参考