lpush #
Prepends the specified values to a list. If the key does not exist, it is created holding an empty list before performing the operation.
lpush(key, values, [options], [callback]) #
Arguments | Type | Description |
---|---|---|
key | string | Key identifier |
values | array | Values to add at the beginning of the list |
options | JSON Object | Optional parameters |
callback | function | Callback |
Options #
Option | Type | Description | Default |
---|---|---|---|
queuable | boolean | Make this request queuable or not | true |
Return Value #
Returns the MemoryStorage
object to allow chaining.
Callback Response #
Returns an integer containing the updated number of items in the list.
Usage #
String[] items = new String[]{"foo", "bar", "baz"};
kuzzle.memoryStorage.lpush("key", items, new ResponseListener<Long>() {
@Override
public void onSuccess(int count) {
// callback called once the action has completed
}
@Override
public void onError(JSONObject error) {
}
});
Callback response:
6
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