SDK
SDK Javascript v5.x
1

You are currently looking at the documentation of a previous version of Kuzzle. We strongly recommend that you use the latest version. You can also use the version selector in the top menu.

hdel #

Removes fields from a hash.

[Redis documentation]


hdel(key, fields, [options], [callback]) #

Arguments Type Description
key string Key identifier
fields array List of field names to delete
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 the number of removed fields.

Usage #

Copied to clipboard!
// Using callbacks (NodeJS or Web Browser)
kuzzle.memoryStorage.hdel('key', ['field1', 'field2'], function (err, count) {
  // callback called once the action has completed
});
// Using promises (NodeJS only)
kuzzle.memoryStorage.hdelPromise('key', ['field1', 'field2'])
  .then(count => {
    // resolved once the action has completed
  });

Callback response:

Copied to clipboard!
2