Sets the data associated with a node

# Zookeeper::set

(PECL zookeeper >= 0.1.0)

Zookeeper::set — Sets the data associated with a node

### Beschreibung

public function Zookeeper::set(
string `$path`,
string `$value`,
int `$version` = -1,
array `&$stat` = `null`
): bool

### Parameter-Liste

`path`

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

`value`

  The data to be stored in the node.

`version`

  The expected version of the node. The function will fail if the actual version of the node does not match the expected version. If -1 is used the version check will not take place.

`stat`

  If not NULL, will hold the value of stat for the path on return.

### Rückgabewerte

Gibt bei Erfolg `true` zurück. Bei einem Fehler wird `false` zurückgegeben.

### Fehler/Exceptions

This method emits PHP error/warning when parameters count or types are wrong or fail to save value to node.

Achtung

Since version 0.3.0, this method emits ZookeeperException and its derivatives.

### Beispiele

Beispiel #1 Zookeeper::set() example

Save value to node.

    <?php
    $zookeeper = new Zookeeper('localhost:2181');
    $path = '/path/to/node';
    $value = 'nodevalue';
    $r = $zookeeper->set($path, $value);
    if ($r)
      echo 'SUCCESS';
    else
      echo 'ERR';
    ?>

Das oben gezeigte Beispiel erzeugt folgende Ausgabe:

    SUCCESS

### Siehe auch

- Zookeeper::create() - Create a node synchronously
- Zookeeper::get() - Gets the data associated with a node synchronously
- ZookeeperException

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