Zookeeper::setWatcher
(PECL zookeeper >= 0.1.0)
Zookeeper::setWatcher — Set a watcher function
Description
Parameters
-
watcher_cb
-
A watch will be set at the server to notify the client if the node changes.
Return Values
Returns true
on success or false
on failure.
Errors/Exceptions
This method emits PHP error/warning when parameters count or types are wrong or fail to set watcher.
Since version 0.3.0, this method emits ZookeeperException and it's derivatives.
See Also
- Zookeeper::exists() - Checks the existence of a node in zookeeper synchronously
- Zookeeper::get() - Gets the data associated with a node synchronously
- ZookeeperException