Creating an instance

Now that Chapter 4, Interacting with Data – An Introduction has taken care of the housekeeping, it's time to get going and do stuff with data. Theory first, then action!

To do anything meaningful at all, we will have to create an instance. This could be done by retrieving an object from a database, but let's start by creating a new empty instance. We do this by using the new ModelName expression. As our model is called User, to create a new instance we invoke the new User expression.

var newUser = new User();

Adding data to the instance

When creating an instance, you will generally want to add some data to it. The default way of adding data is to pass it to the model constructor as a JavaScript object. For example:

var newUser = new User({
  name: 'Simon Holmes',
  email: '[e-mail]',
  lastLogin : Date.now()
});

Although you can also add data to the instance after it has been created, as shown in the following:

var newUser = new User();
newUser.name = 'Simon...