There is no command with this name because there is no need for it and it won’t be different from \doifmodeelse with the exception that the second and third arguments are switched. Below is a short summary of the available mode tests.15. September 2015 11:31Hello ConTeXist.
I do not know if I'm not mistake somewhere, but it seems to me that the macro \doifnotmodeelse does not work. Can anyone verify this?