Constraint for a value range not inside a value range

In reply to dave_59:

 constraint not_in_range {
			    foreach(range_of_values[ii])
			    !(range_of_values[ii] inside {[a:a+s]});}
   constraint no_overflow { 8'(a+s) == int'(a+s);}

Hi Dave, Can you explain this line of code

By Subha