How would i know that admob rewarded video ad is avalaible or not . some times rewarded video ad is not available ..
For Example i have a button let say its named by "Get Diamond" but when user click it and rewarded ad is not available at that time what would i do ? is this possible that i can apply some kind of alert or something at that button ? (sorry noob question)..but i am stuck here .plz help me
thanks in advance.
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