It is a base class for a Joomla View. It is a class holding methods for displaying presentation data.
It is a method to add a model to the view. Joomla supports a multiple-model single view system by which models are referenced by classname. A caveat to the classname referencing is that any classname prepended by \JModel will be referenced by the name without \JModel. For example, \JModelCategory is just Category.Read More