.set()

Sets a new value to the value of the provided key.

set(key, value, encrypt)

Parameter	Default	Description
key		String The target key
value		JSONData The value to set
encrypt	false	Boolean (optional) Whether or not to encrypt the value before setting it

Returns	Description
JSONData | Data	The updated data from the provided key's root

db.set('user', { name: 'Peter' }); // { name: 'Peter' }

db.get('user'); // { name: 'Peter' }

Also allows the use of dot notation:

db.get('user'); // { name: 'Peter' }

db.set('user.age', 19); // { name: 'Peter', age: 19 }

And the possibility to encrypt the data to safely store it:

db.set('PASSWORD', 'password123', true); // d95e3df34d0a39c3177adf393e90c533:d861d25474fb4fe0c921be 

And even a way to delete an entry from the database (version 2.0.2 and above):

db.get('user'); // { name: 'Peter', age: 19 }

db.set('user.age', undefined); // { name: 'Peter' }