There was a request in the AutoCAD® Architecture Forum for a script or customization that could change the heights of all Doors of a specific style to 5′-2″. I decided that would be an interesting challenge, and decided to see if I could come up with an AutoLISP® function that would to just that. The exact style name was not given, and I may not have had a style of that name, anyway, so I decided to set up my test file with several instances of the out-of-the-box Bifold – Single Door Style, along with some other Doors.
The routine first gets all of the Doors in the drawing file. If none are found, an alert message is displayed, and the function terminates. If Doors are found, the function iterates over that selection set of all Doors, one Door at a time, looking for Doors of the Bifold – Single Door Style. When one is found, its Height property is changed to 62.0. When all of the Doors have been examined, the program reports that it is complete and lets the user know how…
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