Zookeeper
PHP マニュアル

Zookeeper::setWatcher

Set a watcher function

説明

public bool Zookeeper::setWatcher(callable $watcher_cb)

パラメータ

watcher_cb

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

戻り値

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

  • Zookeeper::exists
  • Zookeeper::get
  • ZookeeperException