Eg : cost = 0.997
How can we check the Cost validation
Hmmmm.... I think more details would be a good thing here.
"Imagination is more valuable than knowledge." (AE)
what detail you want?
Cost validation can be verified for
in software unit..
which cost validation you want?
what exactly you want to check, in which context you want to check will matter if that is provided probably one can answer your query.