
You can display details of the elements of a development object in the Element Information Popup and the ABAP Element Info view. In this way, you can – for example – compare the details of several elements or methods.
You open the Element Information Popup and the ABAP Element Info view from a usage in the ABAP source code editor.

You can only display the details on the usage, not on the definitions of elements.
ADT provides the details of the code element information popup in the ABAP Element Info view.
You can perform the following functions on elements and methods in the ABAP Element Info view:
button, you can
lock the current ABAP Element Info view to compare
details of several methods.
button, the display
of the ABAP Element Info view will automatically be
refreshed to the position where you are in the ABAP source code.