When you position the mouse over a type, method, field etc., a tooltip will pop-up showing information on corresponding declaration.
Some examples are presented below. In a similar way you'll see information on fileds, events, variables etc., predefined or not.
| Type Info |
|
| Method Info |
|
The information presented in the tooltip is created using the comment on top of the declaration.
For example, given the following declaration of an event:

the corresponding tooltip will look like this:

For predefined entities, the tooltip presents the description from the e language reference manual.
