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Android Data Persistence with Room Data Persistence Basics Data Persistence Basics Quiz

val personId = it.value -1

please cant some help me with this answer?

2 Answers

Rick Gleitz
Rick Gleitz
47,876 Points

Hi Kelvino,

I've never taken a full Android course, but it looks like the question wants you to simply put in the Elvis operator. Check out the video before the quiz.

Hope this helps!

ok thanks for your support