spop #
Removes and returns one or more elements at random from a set of unique values.
Arguments #
spop(key, [options]);
Arguments | Type | Description |
---|---|---|
key | string | Set key |
options | object | Optional query arguments |
options #
The options
arguments can contain the following option properties:
Property | Type (default) | Description |
---|---|---|
count | integer (1) | The number of elements to pop |
queuable | boolean (true) | If true, queues the request during downtime, until connected to Kuzzle again |
Resolve #
Resolves to the list of removed elements.
Usage #
try {
await kuzzle.ms.sadd('setfoo', ['a', 'b', 'c', 'd', 'e', 'f']);
// Prints one of the elements of setfoo, at random
console.log(await kuzzle.ms.spop('setfoo'));
// Prints three of the remaining elements of setfoo, at random
console.log(await kuzzle.ms.spop('setfoo', {count: 3}));
// Prints: 2
console.log(await kuzzle.ms.scard('setfoo'));
} catch (error) {
console.error(error.message);
}
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