What is a material search?
The material search function enables you to search for and display materials based on specified criteria. The search criteria can include material attributes, class characteristics assigned to the material, and the values for these material attributes and class characteristics.
What is the top bar in an app called?
A navigation bar appears at the top of an app screen, enabling navigation through a hierarchy of content. A navigation bar also provides a natural place to display a screen's title — helping people orient themselves in your app or game — and it can include controls that affect the screen's content.