How can I hide a subject in subject field, just like hiding an item from optionset field in MS Dynamics CRM 2015?

Question

It is easy to remove an option from an option set.

 var control = Xrm.Page.ui.controls.get("casetypecode");
 control.removeOption(1);

But, when you try to remove a subject from a subject field, it does not work.

This is the type:

This is how it looks when expanded:

Can anybody help about this?

Answer 1

I just don't think that removeOption is going to work the subject field, it isn't an option set field - based on your image it is listed as a lookup.

Given that subject is a special field, I'm not sure which options are open to you. If it behaves like a normal lookup you might be able to use the lookup functions to filter the view.

Lookup control methods