Zookeeper::setWatcher

(PECL zookeeper >= 0.1.0)

Zookeeper::setWatcher — Set a watcher function

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

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

Întoarce valoarea TRUE în cazul succesului sau FALSE în cazul eșecului.

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

Precauţie

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