<Why my interface is not detecting the input?> i a...
# stackoverflow
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Why my interface is not detecting the input? i am trying to implement 2 methods from two different interfaces.. interface Result { val asString: String } interface Calculator { fun getResult(input: String?): Result? } But i cannot see any input when pushing the button... do you see where my error is? seems .."calculator " method is not working.....it is ALWAYS NULL! i only get the Snackbar.make(v, R.string.please_implement, Snackbar.LENGTH_LONG).show() Please..any help is welcome... im really stuck and i cannot see the problem thank...