How do I create a custom attribute?

The primary steps to properly design custom attribute classes are as follows:

3 Answers. When Inherited = true (which is the default) it means that the attribute you are creating can be inherited by sub-classes of the class decorated by the attribute.

Attributes are metadata extensions that give additional information to the compiler about the elements in the program code at runtime . Attributes are used to impose conditions or to increase the efficiency of a piece of code.