zscan #
Identical to scan, except that zscan
iterates the members held by a sorted set.
zscan(key, cursor, [options], callback) #
Arguments | Type | Description |
---|---|---|
key | string | Key identifier |
cursor | int | Page number (iteration starts with a cursor value of 0 , and ends when the next cursor position is 0 ) |
options | JSON Object | Optional parameters |
callback | function | Callback |
Options #
Option | Type | Description | Default |
---|---|---|---|
count | int | Return the approximate count number of items per result page | 10 |
match | string | Search only for member values matching the provided pattern | * |
queuable | boolean | Make this request queuable or not | true |
Callback Response #
Returns a JSON array containing 2 entries:
- the cursor position for the next page of results (a next position of
0
indicates the end of the scan) - an array of sorted set members and their associated scores
Usage #
<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
$page = $kuzzle->memoryStorage()->zscan('key', 0);
}
catch (ErrorException $e) {
}
Callback response:
{
"cursor": 18,
"values": ["member1", "member1's score", "member2", "member2's score", "..."]
}
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