Sets the data associated with a node

# Zookeeper::set

(PECL zookeeper >= 0.1.0)

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

### Description

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

### Parameters

`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.

### 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 save value to node.

Caution

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

### Examples

Example #1 Zookeeper::set() example

Save value to node.

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

The above example will output:

    SUCCESS

### See Also

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

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