PHP 8.1.0 Beta 1 available for testing

Zookeeper::getChildren

(PECL zookeeper >= 0.1.0)

Zookeeper::getChildrenLists the children of a node synchronously

Açıklama

public Zookeeper::getChildren(string $path, callable $watcher_cb = null): array

Değiştirgeler

path

The name of the node. Expressed as a file name with slashes separating ancestors of the node.

watcher_cb

If nonzero, a watch will be set at the server to notify the client if the node changes.

Dönen Değerler

Returns an array with children paths on success, and false on failure.

Hatalar/İstisnalar

This method emits PHP error/warning when parameters count or types are wrong or fail to list children of a node.

Dikkat

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

Örnekler

Örnek 1 Zookeeper::getChildren() example

Lists children of a node.

<?php
$zookeeper 
= new Zookeeper('locahost:2181');
$path '/zookeeper';
$r $zookeeper->getchildren($path);
if (
$r)
  
var_dump($r);
else
  echo 
'ERR';
?>

Yukarıdaki örneğin çıktısı:

array(1) {
  [0]=>
  string(6) "config"
}

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