HowTo select events on MyronMode Flag

How to select events on Myron Mode flag (0, 1, 2, 3).
This feature is available in the development version.

Myron Mode flag = -1  means "unset" Myron Mode flag(default value)

root [0] .q
AC++> talk MyronFilterModule
MyronFilterModule> Myronflag  set 0
MyronFilterModule> Myronflag  set 1
MyronFilterModule> Myronflag  set 2
MyronFilterModule> Myronflag  set 3
MyronFilterModule> Myronflag  set -1
MyronFilterModule> exit
AC++> root
root [1]