I have tried to cancel alarm by computed attributes , but dose not works.
if((((alarm??"") == "tampering" || (alarm??"") == "lowPower") && (charge ??false))) null
if i set any text instead null, it works , but null dose not work
Any help please
What's the error message?
I have tried to cancel alarm by computed attributes , but dose not works.
if i set any text instead null, it works , but null dose not work
Any help please