sismember #

Checks if member is a member of the set of unique values stored at key.

[Redis documentation]

---

sismember(key, member, [options], callback) #

Arguments	Type	Description
key	string	Key identifier
member	string	Value tested against the set of unique values
options	JSON Object	Optional parameters
callback	function	Callback

---

Options #

Option	Type	Description	Default
queuable	boolean	Make this request queuable or not	true

---

Callback Response #

Returns a boolean specifying if member is a member of the set or not.

Usage #

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<?php
use \Kuzzle\Kuzzle;
$kuzzle = new Kuzzle('localhost');
try {
  $isMember = $kuzzle->memoryStorage()->sismember('key', 'member');
}
catch (ErrorException $e) {
}

Callback response:

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true