AutoLISP: Selecting-Gripping Objects by Handle

The AutoCAD® Architecture SHOWDISPLAYOVERRIDES command is a great way to find objects that have a style- or object-level display override associated with them. At least, in a relatively small file it is. Running the command allows you to select either type of override or both, and it will list the objects at the command line as well as highlight them in the drawing canvas. If your drawing extents are fairly tight, you may be able to start zoomed all of the way out and still see the highlighted objects. But if your drawing extents are larger, then it will be hard to see the highlighting when zoomed out. Unfortunately, the command does not actually select the items, or activate the grips on them. You can use the mouse wheel to zoom in afterwards without losing the highlights, but unless you know where to look, that can be frustrating.

The command line output lists the Display Representation with the override, the override type, the object type and the handle of the object for…
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