This works for ANY change in a specific key- so if there's multiple values under this key, if any one of these values changes, then this API picks it up.
What if I just want to monitor a specific value under a key? Is there a different API for this?
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.