The required mixin is a post-processor mixin, compatible with list-mixin. It provides the ability to display a list of resources according to the property/-ies its possess.
Available from version 0.13
The attribute takes no value.
[field]represents the mandatory property of resources to be displayed.
In this example, users must have email to be dislayed.<solid-display data-src=http://server/users/" fields="username" required-email ></solid-display>
It is possible to combine this mixin twice,